31724139

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{907}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 43148160

約数和(自身を除く): 11424021

約数列:

[1, 3, 89, 131, 267, 393, 907, 2721, 11659, 34977, 80723, 118817, 242169, 356451, 10574713, 31724139]

約数ペア:

[(1, 31724139), (3, 10574713), (89, 356451), (131, 242169), (267, 118817), (393, 80723), (907, 34977), (2721, 11659)]