237920879

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1\times {\mathrm{557}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 274982400

約数和(自身を除く): 37061521

約数列:

[1, 7, 139, 439, 557, 973, 3073, 3899, 61021, 77423, 244523, 427147, 541961, 1711661, 33988697, 237920879]

約数ペア:

[(1, 237920879), (7, 33988697), (139, 1711661), (439, 541961), (557, 427147), (973, 244523), (3073, 77423), (3899, 61021)]