81976922

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11351}}^1$

素因数の和:11533

約数の個数: 16

約数和(自身を含む): 129140352

約数和(自身を除く): 47163430

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 11351, 22702, 261073, 522146, 1782107, 3564214, 40988461, 81976922]

約数ペア:

[(1, 81976922), (2, 40988461), (23, 3564214), (46, 1782107), (157, 522146), (314, 261073), (3611, 22702), (7222, 11351)]