31379751

素因数分解:

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

素因数の和:94

約数の個数: 48

約数和(自身を含む): 52645600

約数和(自身を除く): 21265849

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 169, 207, 299, 351, 507, 529, 621, 897, 1521, 1587, 2197, 2691, 3887, 4563, 4761, 6591, 6877, 8073, 11661, 14283, 19773, 20631, 34983, 50531, 59319, 61893, 89401, 104949, 151593, 185679, 268203, 454779, 804609, 1162213, 1364337, 2413827, 3486639, 10459917, 31379751]

約数ペア:

[(1, 31379751), (3, 10459917), (9, 3486639), (13, 2413827), (23, 1364337), (27, 1162213), (39, 804609), (69, 454779), (117, 268203), (169, 185679), (207, 151593), (299, 104949), (351, 89401), (507, 61893), (529, 59319), (621, 50531), (897, 34983), (1521, 20631), (1587, 19773), (2197, 14283), (2691, 11661), (3887, 8073), (4563, 6877), (4761, 6591)]