221520762

素因数分解:

$2^1\times 3^2\times {\mathrm{307}}^1\times {\mathrm{40087}}^1$

素因数の和:40402

約数の個数: 24

約数和(自身を含む): 481537056

約数和(自身を除く): 260016294

約数列:

[1, 2, 3, 6, 9, 18, 307, 614, 921, 1842, 2763, 5526, 40087, 80174, 120261, 240522, 360783, 721566, 12306709, 24613418, 36920127, 73840254, 110760381, 221520762]

約数ペア:

[(1, 221520762), (2, 110760381), (3, 73840254), (6, 36920127), (9, 24613418), (18, 12306709), (307, 721566), (614, 360783), (921, 240522), (1842, 120261), (2763, 80174), (5526, 40087)]