311969133

素因数分解:

$3^2\times 7^4\times {\mathrm{14437}}^1$

素因数の和:14471

約数の個数: 30

約数和(自身を含む): 525730894

約数和(自身を除く): 213761761

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 2401, 3087, 7203, 14437, 21609, 43311, 101059, 129933, 303177, 707413, 909531, 2122239, 4951891, 6366717, 14855673, 34663237, 44567019, 103989711, 311969133]

約数ペア:

[(1, 311969133), (3, 103989711), (7, 44567019), (9, 34663237), (21, 14855673), (49, 6366717), (63, 4951891), (147, 2122239), (343, 909531), (441, 707413), (1029, 303177), (2401, 129933), (3087, 101059), (7203, 43311), (14437, 21609)]