201815731

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1\times {\mathrm{997}}^1$

素因数の和:1710

約数の個数: 16

約数和(自身を含む): 227352384

約数和(自身を除く): 25536653

約数列:

[1, 13, 23, 299, 677, 997, 8801, 12961, 15571, 22931, 202423, 298103, 674969, 8774597, 15524287, 201815731]

約数ペア:

[(1, 201815731), (13, 15524287), (23, 8774597), (299, 674969), (677, 298103), (997, 202423), (8801, 22931), (12961, 15571)]