887191396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 2026357760

約数和(自身を除く): 1139166364

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 163, 182, 247, 266, 326, 364, 494, 532, 652, 787, 988, 1141, 1574, 1729, 2119, 2282, 3097, 3148, 3458, 4238, 4564, 5509, 6194, 6916, 8476, 10231, 11018, 12388, 14833, 14953, 20462, 21679, 22036, 29666, 29906, 40261, 40924, 43358, 59332, 59812, 71617, 80522, 86716, 104671, 128281, 143234, 161044, 194389, 209342, 256562, 281827, 286468, 388778, 418684, 513124, 563654, 777556, 897967, 1127308, 1360723, 1667653, 1795934, 2437339, 2721446, 3335306, 3591868, 4874678, 5442892, 6670612, 9749356, 11673571, 17061373, 23347142, 31685407, 34122746, 46694284, 63370814, 68245492, 126741628, 221797849, 443595698, 887191396]

約数ペア:

[(1, 887191396), (2, 443595698), (4, 221797849), (7, 126741628), (13, 68245492), (14, 63370814), (19, 46694284), (26, 34122746), (28, 31685407), (38, 23347142), (52, 17061373), (76, 11673571), (91, 9749356), (133, 6670612), (163, 5442892), (182, 4874678), (247, 3591868), (266, 3335306), (326, 2721446), (364, 2437339), (494, 1795934), (532, 1667653), (652, 1360723), (787, 1127308), (988, 897967), (1141, 777556), (1574, 563654), (1729, 513124), (2119, 418684), (2282, 388778), (3097, 286468), (3148, 281827), (3458, 256562), (4238, 209342), (4564, 194389), (5509, 161044), (6194, 143234), (6916, 128281), (8476, 104671), (10231, 86716), (11018, 80522), (12388, 71617), (14833, 59812), (14953, 59332), (20462, 43358), (21679, 40924), (22036, 40261), (29666, 29906)]