12778917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1108

約数の個数: 16

約数和(自身を含む): 18119232

約数和(自身を除く): 5340315

約数列:

[1, 3, 17, 51, 331, 757, 993, 2271, 5627, 12869, 16881, 38607, 250567, 751701, 4259639, 12778917]

約数ペア:

[(1, 12778917), (3, 4259639), (17, 751701), (51, 250567), (331, 38607), (757, 16881), (993, 12869), (2271, 5627)]