1258328378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{124513}}^1$

素因数の和:124709

約数の個数: 16

約数和(自身を含む): 1960348416

約数和(自身を除く): 702020038

約数列:

[1, 2, 31, 62, 163, 326, 5053, 10106, 124513, 249026, 3859903, 7719806, 20295619, 40591238, 629164189, 1258328378]

約数ペア:

[(1, 1258328378), (2, 629164189), (31, 40591238), (62, 20295619), (163, 7719806), (326, 3859903), (5053, 249026), (10106, 124513)]