87899903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12227}}^1$

素因数の和:12326

約数の個数: 16

約数和(自身を含む): 109562880

約数和(自身を除く): 21662977

約数列:

[1, 7, 13, 79, 91, 553, 1027, 7189, 12227, 85589, 158951, 965933, 1112657, 6761531, 12557129, 87899903]

約数ペア:

[(1, 87899903), (7, 12557129), (13, 6761531), (79, 1112657), (91, 965933), (553, 158951), (1027, 85589), (7189, 12227)]