28505412

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 96

約数和(自身を含む): 80908800

約数和(自身を除く): 52403388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 79, 108, 117, 156, 158, 234, 237, 257, 316, 351, 468, 474, 514, 702, 711, 771, 948, 1027, 1028, 1404, 1422, 1542, 2054, 2133, 2313, 2844, 3081, 3084, 3341, 4108, 4266, 4626, 6162, 6682, 6939, 8532, 9243, 9252, 10023, 12324, 13364, 13878, 18486, 20046, 20303, 27729, 27756, 30069, 36972, 40092, 40606, 55458, 60138, 60909, 81212, 90207, 110916, 120276, 121818, 180414, 182727, 243636, 263939, 360828, 365454, 527878, 548181, 730908, 791817, 1055756, 1096362, 1583634, 2192724, 2375451, 3167268, 4750902, 7126353, 9501804, 14252706, 28505412]

約数ペア:

[(1, 28505412), (2, 14252706), (3, 9501804), (4, 7126353), (6, 4750902), (9, 3167268), (12, 2375451), (13, 2192724), (18, 1583634), (26, 1096362), (27, 1055756), (36, 791817), (39, 730908), (52, 548181), (54, 527878), (78, 365454), (79, 360828), (108, 263939), (117, 243636), (156, 182727), (158, 180414), (234, 121818), (237, 120276), (257, 110916), (316, 90207), (351, 81212), (468, 60909), (474, 60138), (514, 55458), (702, 40606), (711, 40092), (771, 36972), (948, 30069), (1027, 27756), (1028, 27729), (1404, 20303), (1422, 20046), (1542, 18486), (2054, 13878), (2133, 13364), (2313, 12324), (2844, 10023), (3081, 9252), (3084, 9243), (3341, 8532), (4108, 6939), (4266, 6682), (4626, 6162)]