221296138

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{267913}}^1$

素因数の和:267981

約数の個数: 16

約数和(自身を含む): 385796160

約数和(自身を除く): 164500022

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 267913, 535826, 1875391, 3750782, 15806867, 31613734, 110648069, 221296138]

約数ペア:

[(1, 221296138), (2, 110648069), (7, 31613734), (14, 15806867), (59, 3750782), (118, 1875391), (413, 535826), (826, 267913)]