291249491

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1\times {\mathrm{1453}}^1$

素因数の和:2390

約数の個数: 16

約数和(自身を含む): 332698464

約数和(自身を除く): 41448973

約数列:

[1, 13, 17, 221, 907, 1453, 11791, 15419, 18889, 24701, 200447, 321113, 1317871, 17132323, 22403807, 291249491]

約数ペア:

[(1, 291249491), (13, 22403807), (17, 17132323), (221, 1317871), (907, 321113), (1453, 200447), (11791, 24701), (15419, 18889)]