13311921

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{15461}}^1$

素因数の和:15512

約数の個数: 16

約数和(自身を含む): 20780928

約数和(自身を除く): 7469007

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 15461, 46383, 108227, 324681, 633901, 1901703, 4437307, 13311921]

約数ペア:

[(1, 13311921), (3, 4437307), (7, 1901703), (21, 633901), (41, 324681), (123, 108227), (287, 46383), (861, 15461)]