16896789

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2$

素因数の和:88

約数の個数: 72

約数和(自身を含む): 32383680

約数和(自身を除く): 15486891

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 39, 63, 69, 91, 117, 161, 169, 189, 207, 273, 299, 351, 483, 507, 529, 621, 819, 897, 1183, 1449, 1521, 1587, 2093, 2457, 2691, 3549, 3703, 3887, 4347, 4563, 4761, 6279, 6877, 8073, 10647, 11109, 11661, 14283, 18837, 20631, 27209, 31941, 33327, 34983, 48139, 56511, 61893, 81627, 89401, 99981, 104949, 144417, 185679, 244881, 268203, 433251, 625807, 734643, 804609, 1299753, 1877421, 2413827, 5632263, 16896789]

約数ペア:

[(1, 16896789), (3, 5632263), (7, 2413827), (9, 1877421), (13, 1299753), (21, 804609), (23, 734643), (27, 625807), (39, 433251), (63, 268203), (69, 244881), (91, 185679), (117, 144417), (161, 104949), (169, 99981), (189, 89401), (207, 81627), (273, 61893), (299, 56511), (351, 48139), (483, 34983), (507, 33327), (529, 31941), (621, 27209), (819, 20631), (897, 18837), (1183, 14283), (1449, 11661), (1521, 11109), (1587, 10647), (2093, 8073), (2457, 6877), (2691, 6279), (3549, 4761), (3703, 4563), (3887, 4347)]