100721858

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{1249}}^1$

素因数の和:1973

約数の個数: 16

約数和(自身を含む): 153915000

約数和(自身を除く): 53193142

約数列:

[1, 2, 61, 122, 661, 1249, 1322, 2498, 40321, 76189, 80642, 152378, 825589, 1651178, 50360929, 100721858]

約数ペア:

[(1, 100721858), (2, 50360929), (61, 1651178), (122, 825589), (661, 152378), (1249, 80642), (1322, 76189), (2498, 40321)]