28116595884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{9871}}^1$

素因数の和:9972

約数の個数: 144

約数和(自身を含む): 76854704640

約数和(自身を除く): 48738108756

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 156, 186, 228, 247, 372, 403, 494, 589, 741, 806, 961, 988, 1178, 1209, 1482, 1612, 1767, 1922, 2356, 2418, 2883, 2964, 3534, 3844, 4836, 5766, 7068, 7657, 9871, 11532, 12493, 15314, 18259, 19742, 22971, 24986, 29613, 30628, 36518, 37479, 39484, 45942, 49972, 54777, 59226, 73036, 74958, 91884, 109554, 118452, 128323, 149916, 187549, 219108, 237367, 256646, 306001, 375098, 384969, 474734, 513292, 562647, 612002, 712101, 750196, 769938, 918003, 949468, 1125294, 1224004, 1424202, 1539876, 1836006, 2250588, 2438137, 2848404, 3672012, 3978013, 4876274, 5814019, 7314411, 7956026, 9486031, 9752548, 11628038, 11934039, 14628822, 15912052, 17442057, 18972062, 23256076, 23868078, 28458093, 29257644, 34884114, 37944124, 47736156, 56916186, 69768228, 75582247, 113832372, 123318403, 151164494, 180234589, 226746741, 246636806, 302328988, 360469178, 369955209, 453493482, 493273612, 540703767, 720938356, 739910418, 906986964, 1081407534, 1479820836, 2162815068, 2343049657, 4686099314, 7029148971, 9372198628, 14058297942, 28116595884]

約数ペア:

[(1, 28116595884), (2, 14058297942), (3, 9372198628), (4, 7029148971), (6, 4686099314), (12, 2343049657), (13, 2162815068), (19, 1479820836), (26, 1081407534), (31, 906986964), (38, 739910418), (39, 720938356), (52, 540703767), (57, 493273612), (62, 453493482), (76, 369955209), (78, 360469178), (93, 302328988), (114, 246636806), (124, 226746741), (156, 180234589), (186, 151164494), (228, 123318403), (247, 113832372), (372, 75582247), (403, 69768228), (494, 56916186), (589, 47736156), (741, 37944124), (806, 34884114), (961, 29257644), (988, 28458093), (1178, 23868078), (1209, 23256076), (1482, 18972062), (1612, 17442057), (1767, 15912052), (1922, 14628822), (2356, 11934039), (2418, 11628038), (2883, 9752548), (2964, 9486031), (3534, 7956026), (3844, 7314411), (4836, 5814019), (5766, 4876274), (7068, 3978013), (7657, 3672012), (9871, 2848404), (11532, 2438137), (12493, 2250588), (15314, 1836006), (18259, 1539876), (19742, 1424202), (22971, 1224004), (24986, 1125294), (29613, 949468), (30628, 918003), (36518, 769938), (37479, 750196), (39484, 712101), (45942, 612002), (49972, 562647), (54777, 513292), (59226, 474734), (73036, 384969), (74958, 375098), (91884, 306001), (109554, 256646), (118452, 237367), (128323, 219108), (149916, 187549)]