72655578

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 161179200

約数和(自身を除く): 88523622

約数列:

[1, 2, 3, 6, 9, 18, 71, 139, 142, 213, 278, 409, 417, 426, 639, 818, 834, 1227, 1251, 1278, 2454, 2502, 3681, 7362, 9869, 19738, 29039, 29607, 56851, 58078, 59214, 87117, 88821, 113702, 170553, 174234, 177642, 261351, 341106, 511659, 522702, 1023318, 4036421, 8072842, 12109263, 24218526, 36327789, 72655578]

約数ペア:

[(1, 72655578), (2, 36327789), (3, 24218526), (6, 12109263), (9, 8072842), (18, 4036421), (71, 1023318), (139, 522702), (142, 511659), (213, 341106), (278, 261351), (409, 177642), (417, 174234), (426, 170553), (639, 113702), (818, 88821), (834, 87117), (1227, 59214), (1251, 58078), (1278, 56851), (2454, 29607), (2502, 29039), (3681, 19738), (7362, 9869)]