15663420129

素因数分解:

$3^1\times 7^1\times {\mathrm{20051}}^1\times {\mathrm{37199}}^1$

素因数の和:57260

約数の個数: 16

約数和(自身を含む): 23869900800

約数和(自身を除く): 8206480671

約数列:

[1, 3, 7, 21, 20051, 37199, 60153, 111597, 140357, 260393, 421071, 781179, 745877149, 2237631447, 5221140043, 15663420129]

約数ペア:

[(1, 15663420129), (3, 5221140043), (7, 2237631447), (21, 745877149), (20051, 781179), (37199, 421071), (60153, 260393), (111597, 140357)]