13404415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{881}}^1$

素因数の和:1082

約数の個数: 16

約数和(自身を含む): 17146080

約数和(自身を除く): 3741665

約数列:

[1, 5, 17, 85, 179, 881, 895, 3043, 4405, 14977, 15215, 74885, 157699, 788495, 2680883, 13404415]

約数ペア:

[(1, 13404415), (5, 2680883), (17, 788495), (85, 157699), (179, 74885), (881, 15215), (895, 14977), (3043, 4405)]