87643585

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:633

約数の個数: 24

約数和(自身を含む): 112818816

約数和(自身を除く): 25175231

約数列:

[1, 5, 17, 85, 131, 289, 463, 655, 1445, 2227, 2315, 7871, 11135, 37859, 39355, 60653, 133807, 189295, 303265, 669035, 1031101, 5155505, 17528717, 87643585]

約数ペア:

[(1, 87643585), (5, 17528717), (17, 5155505), (85, 1031101), (131, 669035), (289, 303265), (463, 189295), (655, 133807), (1445, 60653), (2227, 39355), (2315, 37859), (7871, 11135)]