81863028

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 230496000

約数和(自身を除く): 148632972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 199, 234, 293, 351, 398, 468, 586, 597, 702, 796, 879, 1172, 1194, 1404, 1758, 1791, 2388, 2587, 2637, 3516, 3582, 3809, 5174, 5274, 5373, 7164, 7618, 7761, 7911, 10348, 10548, 10746, 11427, 15236, 15522, 15822, 21492, 22854, 23283, 31044, 31644, 34281, 45708, 46566, 58307, 68562, 69849, 93132, 102843, 116614, 137124, 139698, 174921, 205686, 233228, 279396, 349842, 411372, 524763, 699684, 757991, 1049526, 1515982, 1574289, 2099052, 2273973, 3031964, 3148578, 4547946, 6297156, 6821919, 9095892, 13643838, 20465757, 27287676, 40931514, 81863028]

約数ペア:

[(1, 81863028), (2, 40931514), (3, 27287676), (4, 20465757), (6, 13643838), (9, 9095892), (12, 6821919), (13, 6297156), (18, 4547946), (26, 3148578), (27, 3031964), (36, 2273973), (39, 2099052), (52, 1574289), (54, 1515982), (78, 1049526), (108, 757991), (117, 699684), (156, 524763), (199, 411372), (234, 349842), (293, 279396), (351, 233228), (398, 205686), (468, 174921), (586, 139698), (597, 137124), (702, 116614), (796, 102843), (879, 93132), (1172, 69849), (1194, 68562), (1404, 58307), (1758, 46566), (1791, 45708), (2388, 34281), (2587, 31644), (2637, 31044), (3516, 23283), (3582, 22854), (3809, 21492), (5174, 15822), (5274, 15522), (5373, 15236), (7164, 11427), (7618, 10746), (7761, 10548), (7911, 10348)]