31028529

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{11279}}^1$

素因数の和:11420

約数の個数: 16

約数和(自身を含む): 47646720

約数和(自身を除く): 16618191

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 11279, 33837, 78953, 236859, 1477549, 4432647, 10342843, 31028529]

約数ペア:

[(1, 31028529), (3, 10342843), (7, 4432647), (21, 1477549), (131, 236859), (393, 78953), (917, 33837), (2751, 11279)]