1238625305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{61001}}^1$

素因数の和:61168

約数の個数: 16

約数和(自身を含む): 1546034688

約数和(自身を除く): 307409383

約数列:

[1, 5, 31, 131, 155, 655, 4061, 20305, 61001, 305005, 1891031, 7991131, 9455155, 39955655, 247725061, 1238625305]

約数ペア:

[(1, 1238625305), (5, 247725061), (31, 39955655), (131, 9455155), (155, 7991131), (655, 1891031), (4061, 305005), (20305, 61001)]