31520446

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 47997648

約数和(自身を除く): 16477202

約数列:

[1, 2, 113, 211, 226, 422, 661, 1322, 23843, 47686, 74693, 139471, 149386, 278942, 15760223, 31520446]

約数ペア:

[(1, 31520446), (2, 15760223), (113, 278942), (211, 149386), (226, 139471), (422, 74693), (661, 47686), (1322, 23843)]