131655291238

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{1213}}^1\times {\mathrm{345659}}^1$

素因数の和:347031

約数の個数: 16

約数和(自身を含む): 198905207760

約数和(自身を除く): 67249916522

約数列:

[1, 2, 157, 314, 1213, 2426, 190441, 345659, 380882, 691318, 54268463, 108536926, 419284367, 838568734, 65827645619, 131655291238]

約数ペア:

[(1, 131655291238), (2, 65827645619), (157, 838568734), (314, 419284367), (1213, 108536926), (2426, 54268463), (190441, 691318), (345659, 380882)]