15960685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 21718368

約数和(自身を除く): 5757683

約数列:

[1, 5, 13, 41, 53, 65, 113, 205, 265, 533, 565, 689, 1469, 2173, 2665, 3445, 4633, 5989, 7345, 10865, 23165, 28249, 29945, 60229, 77857, 141245, 245549, 301145, 389285, 1227745, 3192137, 15960685]

約数ペア:

[(1, 15960685), (5, 3192137), (13, 1227745), (41, 389285), (53, 301145), (65, 245549), (113, 141245), (205, 77857), (265, 60229), (533, 29945), (565, 28249), (689, 23165), (1469, 10865), (2173, 7345), (2665, 5989), (3445, 4633)]