251015557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{2861}}^1$

素因数の和:3288

約数の個数: 16

約数和(自身を含む): 287047152

約数和(自身を除く): 36031595

約数列:

[1, 13, 17, 221, 397, 2861, 5161, 6749, 37193, 48637, 87737, 632281, 1135817, 14765621, 19308889, 251015557]

約数ペア:

[(1, 251015557), (13, 19308889), (17, 14765621), (221, 1135817), (397, 632281), (2861, 87737), (5161, 48637), (6749, 37193)]