6421665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25183}}^1$

素因数の和:25208

約数の個数: 16

約数和(自身を含む): 10879488

約数和(自身を除く): 4457823

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 25183, 75549, 125915, 377745, 428111, 1284333, 2140555, 6421665]

約数ペア:

[(1, 6421665), (3, 2140555), (5, 1284333), (15, 428111), (17, 377745), (51, 125915), (85, 75549), (255, 25183)]