215261354

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{32507}}^1$

素因数の和:32570

約数の個数: 32

約数和(自身を含む): 411941376

約数和(自身を除く): 196680022

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3311, 6622, 32507, 65014, 227549, 357577, 455098, 715154, 1397801, 2503039, 2795602, 5006078, 9784607, 15375811, 19569214, 30751622, 107630677, 215261354]

約数ペア:

[(1, 215261354), (2, 107630677), (7, 30751622), (11, 19569214), (14, 15375811), (22, 9784607), (43, 5006078), (77, 2795602), (86, 2503039), (154, 1397801), (301, 715154), (473, 455098), (602, 357577), (946, 227549), (3311, 65014), (6622, 32507)]