78643621

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{12497}}^1$

素因数の和:12564

約数の個数: 16

約数和(自身を含む): 95984640

約数和(自身を除く): 17341019

約数列:

[1, 7, 29, 31, 203, 217, 899, 6293, 12497, 87479, 362413, 387407, 2536891, 2711849, 11234803, 78643621]

約数ペア:

[(1, 78643621), (7, 11234803), (29, 2711849), (31, 2536891), (203, 387407), (217, 362413), (899, 87479), (6293, 12497)]