16989415

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1051}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 21132576

約数和(自身を除く): 4143161

約数列:

[1, 5, 53, 61, 265, 305, 1051, 3233, 5255, 16165, 55703, 64111, 278515, 320555, 3397883, 16989415]

約数ペア:

[(1, 16989415), (5, 3397883), (53, 320555), (61, 278515), (265, 64111), (305, 55703), (1051, 16165), (3233, 5255)]