389906390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2293567}}^1$

素因数の和:2293591

約数の個数: 16

約数和(自身を含む): 743116032

約数和(自身を除く): 353209642

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2293567, 4587134, 11467835, 22935670, 38990639, 77981278, 194953195, 389906390]

約数ペア:

[(1, 389906390), (2, 194953195), (5, 77981278), (10, 38990639), (17, 22935670), (34, 11467835), (85, 4587134), (170, 2293567)]