127320865

素因数分解:

$5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{3967}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 179131392

約数和(自身を除く): 51810527

約数列:

[1, 5, 7, 35, 49, 131, 245, 655, 917, 3967, 4585, 6419, 19835, 27769, 32095, 138845, 194383, 519677, 971915, 2598385, 3637739, 18188695, 25464173, 127320865]

約数ペア:

[(1, 127320865), (5, 25464173), (7, 18188695), (35, 3637739), (49, 2598385), (131, 971915), (245, 519677), (655, 194383), (917, 138845), (3967, 32095), (4585, 27769), (6419, 19835)]