1998425305

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{773}}^1\times {\mathrm{3947}}^1$

素因数の和:4856

約数の個数: 16

約数和(自身を含む): 2420155584

約数和(自身を除く): 421730279

約数列:

[1, 5, 131, 655, 773, 3865, 3947, 19735, 101263, 506315, 517057, 2585285, 3051031, 15255155, 399685061, 1998425305]

約数ペア:

[(1, 1998425305), (5, 399685061), (131, 15255155), (655, 3051031), (773, 2585285), (3865, 517057), (3947, 506315), (19735, 101263)]