221157538

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{544723}}^1$

素因数の和:544761

約数の個数: 16

約数和(自身を含む): 392201280

約数和(自身を除く): 171043742

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 544723, 1089446, 3813061, 7626122, 15796967, 31593934, 110578769, 221157538]

約数ペア:

[(1, 221157538), (2, 110578769), (7, 31593934), (14, 15796967), (29, 7626122), (58, 3813061), (203, 1089446), (406, 544723)]