7902223888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:585

約数の個数: 160

約数和(自身を含む): 17722865664

約数和(自身を除く): 9820641776

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 41, 52, 62, 71, 82, 104, 124, 142, 164, 208, 248, 284, 328, 403, 421, 496, 533, 568, 656, 806, 842, 923, 1066, 1136, 1271, 1612, 1684, 1846, 2132, 2201, 2542, 2911, 3224, 3368, 3692, 4264, 4402, 5084, 5473, 5822, 6448, 6736, 7384, 8528, 8804, 10168, 10946, 11644, 13051, 14768, 16523, 17261, 17608, 20336, 21892, 23288, 26102, 28613, 29891, 33046, 34522, 35216, 37843, 43784, 46576, 52204, 57226, 59782, 66092, 69044, 75686, 87568, 90241, 104408, 114452, 119564, 132184, 138088, 151372, 169663, 180482, 208816, 224393, 228904, 239128, 264368, 276176, 302744, 339326, 360964, 388583, 448786, 457808, 478256, 535091, 605488, 678652, 721928, 777166, 897572, 926621, 1070182, 1173133, 1225531, 1357304, 1443856, 1554332, 1795144, 1853242, 2140364, 2346266, 2451062, 2714608, 3108664, 3590288, 3706484, 4280728, 4692532, 4902124, 6217328, 6956183, 7412968, 8561456, 9385064, 9804248, 12046073, 13912366, 14825936, 15931903, 18770128, 19608496, 24092146, 27824732, 31863806, 37991461, 48184292, 55649464, 63727612, 75982922, 96368584, 111298928, 127455224, 151965844, 192737168, 254910448, 303931688, 493888993, 607863376, 987777986, 1975555972, 3951111944, 7902223888]

約数ペア:

[(1, 7902223888), (2, 3951111944), (4, 1975555972), (8, 987777986), (13, 607863376), (16, 493888993), (26, 303931688), (31, 254910448), (41, 192737168), (52, 151965844), (62, 127455224), (71, 111298928), (82, 96368584), (104, 75982922), (124, 63727612), (142, 55649464), (164, 48184292), (208, 37991461), (248, 31863806), (284, 27824732), (328, 24092146), (403, 19608496), (421, 18770128), (496, 15931903), (533, 14825936), (568, 13912366), (656, 12046073), (806, 9804248), (842, 9385064), (923, 8561456), (1066, 7412968), (1136, 6956183), (1271, 6217328), (1612, 4902124), (1684, 4692532), (1846, 4280728), (2132, 3706484), (2201, 3590288), (2542, 3108664), (2911, 2714608), (3224, 2451062), (3368, 2346266), (3692, 2140364), (4264, 1853242), (4402, 1795144), (5084, 1554332), (5473, 1443856), (5822, 1357304), (6448, 1225531), (6736, 1173133), (7384, 1070182), (8528, 926621), (8804, 897572), (10168, 777166), (10946, 721928), (11644, 678652), (13051, 605488), (14768, 535091), (16523, 478256), (17261, 457808), (17608, 448786), (20336, 388583), (21892, 360964), (23288, 339326), (26102, 302744), (28613, 276176), (29891, 264368), (33046, 239128), (34522, 228904), (35216, 224393), (37843, 208816), (43784, 180482), (46576, 169663), (52204, 151372), (57226, 138088), (59782, 132184), (66092, 119564), (69044, 114452), (75686, 104408), (87568, 90241)]