9781398

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^2\times {\mathrm{499}}^1$

素因数の和:535

約数の個数: 60

約数和(自身を含む): 24139500

約数和(自身を除く): 14358102

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 121, 162, 198, 242, 297, 363, 499, 594, 726, 891, 998, 1089, 1497, 1782, 2178, 2994, 3267, 4491, 5489, 6534, 8982, 9801, 10978, 13473, 16467, 19602, 26946, 32934, 40419, 49401, 60379, 80838, 98802, 120758, 148203, 181137, 296406, 362274, 444609, 543411, 889218, 1086822, 1630233, 3260466, 4890699, 9781398]

約数ペア:

[(1, 9781398), (2, 4890699), (3, 3260466), (6, 1630233), (9, 1086822), (11, 889218), (18, 543411), (22, 444609), (27, 362274), (33, 296406), (54, 181137), (66, 148203), (81, 120758), (99, 98802), (121, 80838), (162, 60379), (198, 49401), (242, 40419), (297, 32934), (363, 26946), (499, 19602), (594, 16467), (726, 13473), (891, 10978), (998, 9801), (1089, 8982), (1497, 6534), (1782, 5489), (2178, 4491), (2994, 3267)]