87731917

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{56711}}^1$

素因数の和:56748

約数の個数: 16

約数和(自身を含む): 114331392

約数和(自身を除く): 26599475

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 56711, 396977, 737243, 964087, 5160701, 6748609, 12533131, 87731917]

約数ペア:

[(1, 87731917), (7, 12533131), (13, 6748609), (17, 5160701), (91, 964087), (119, 737243), (221, 396977), (1547, 56711)]