513699455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 672634368

約数和(自身を除く): 158934913

約数列:

[1, 5, 17, 41, 85, 205, 223, 661, 697, 1115, 3305, 3485, 3791, 9143, 11237, 18955, 27101, 45715, 56185, 135505, 147403, 155431, 460717, 737015, 777155, 2303585, 2505851, 6043523, 12529255, 30217615, 102739891, 513699455]

約数ペア:

[(1, 513699455), (5, 102739891), (17, 30217615), (41, 12529255), (85, 6043523), (205, 2505851), (223, 2303585), (661, 777155), (697, 737015), (1115, 460717), (3305, 155431), (3485, 147403), (3791, 135505), (9143, 56185), (11237, 45715), (18955, 27101)]