87042557

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{4127}}^1$

素因数の和:4288

約数の個数: 16

約数和(自身を含む): 104620032

約数和(自身を除く): 17577475

約数列:

[1, 7, 23, 131, 161, 917, 3013, 4127, 21091, 28889, 94921, 540637, 664447, 3784459, 12434651, 87042557]

約数ペア:

[(1, 87042557), (7, 12434651), (23, 3784459), (131, 664447), (161, 540637), (917, 94921), (3013, 28889), (4127, 21091)]