349366984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{21481}}^1$

素因数の和:21613

約数の個数: 32

約数和(自身を含む): 696016800

約数和(自身を除く): 346649816

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 856, 2033, 4066, 8132, 16264, 21481, 42962, 85924, 171848, 408139, 816278, 1632556, 2298467, 3265112, 4596934, 9193868, 18387736, 43670873, 87341746, 174683492, 349366984]

約数ペア:

[(1, 349366984), (2, 174683492), (4, 87341746), (8, 43670873), (19, 18387736), (38, 9193868), (76, 4596934), (107, 3265112), (152, 2298467), (214, 1632556), (428, 816278), (856, 408139), (2033, 171848), (4066, 85924), (8132, 42962), (16264, 21481)]