212998977

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{21379}}^1$

素因数の和:21435

約数の個数: 24

約数和(自身を含む): 326857440

約数和(自身を除く): 113858463

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 3321, 9963, 21379, 64137, 192411, 577233, 876539, 1731699, 2629617, 5195097, 7888851, 23666553, 70999659, 212998977]

約数ペア:

[(1, 212998977), (3, 70999659), (9, 23666553), (27, 7888851), (41, 5195097), (81, 2629617), (123, 1731699), (243, 876539), (369, 577233), (1107, 192411), (3321, 64137), (9963, 21379)]