71820191

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 77552640

約数和(自身を除く): 5732449

約数列:

[1, 23, 43, 101, 719, 989, 2323, 4343, 16537, 30917, 72619, 99889, 711091, 1670237, 3122617, 71820191]

約数ペア:

[(1, 71820191), (23, 3122617), (43, 1670237), (101, 711091), (719, 99889), (989, 72619), (2323, 30917), (4343, 16537)]