123171999

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{569}}^1\times {\mathrm{1223}}^1$

素因数の和:1854

約数の個数: 16

約数和(自身を含む): 167443200

約数和(自身を除く): 44271201

約数列:

[1, 3, 59, 177, 569, 1223, 1707, 3669, 33571, 72157, 100713, 216471, 695887, 2087661, 41057333, 123171999]

約数ペア:

[(1, 123171999), (3, 41057333), (59, 2087661), (177, 695887), (569, 216471), (1223, 100713), (1707, 72157), (3669, 33571)]