87231381

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1\times {\mathrm{757}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 118320768

約数和(自身を除く): 31089387

約数列:

[1, 3, 71, 213, 541, 757, 1623, 2271, 38411, 53747, 115233, 161241, 409537, 1228611, 29077127, 87231381]

約数ペア:

[(1, 87231381), (3, 29077127), (71, 1228611), (213, 409537), (541, 161241), (757, 115233), (1623, 53747), (2271, 38411)]