26139999

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7219}}^1$

素因数の和:7310

約数の個数: 16

約数和(自身を含む): 37428480

約数和(自身を除く): 11288481

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 7219, 21657, 122723, 368169, 512549, 1537647, 8713333, 26139999]

約数ペア:

[(1, 26139999), (3, 8713333), (17, 1537647), (51, 512549), (71, 368169), (213, 122723), (1207, 21657), (3621, 7219)]