72321845

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:916

約数の個数: 16

約数和(自身を含む): 88205760

約数和(自身を除く): 15883915

約数列:

[1, 5, 89, 331, 445, 491, 1655, 2455, 29459, 43699, 147295, 162521, 218495, 812605, 14464369, 72321845]

約数ペア:

[(1, 72321845), (5, 14464369), (89, 812605), (331, 218495), (445, 162521), (491, 147295), (1655, 43699), (2455, 29459)]