71399878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{18131}}^1$

素因数の和:18323

約数の個数: 16

約数和(自身を含む): 117495360

約数和(自身を除く): 46095482

約数列:

[1, 2, 11, 22, 179, 358, 1969, 3938, 18131, 36262, 199441, 398882, 3245449, 6490898, 35699939, 71399878]

約数ペア:

[(1, 71399878), (2, 35699939), (11, 6490898), (22, 3245449), (179, 398882), (358, 199441), (1969, 36262), (3938, 18131)]