201220585

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1\times {\mathrm{1063}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 258705216

約数和(自身を除く): 57484631

約数列:

[1, 5, 17, 85, 131, 289, 655, 1063, 1445, 2227, 5315, 11135, 18071, 37859, 90355, 139253, 189295, 307207, 696265, 1536035, 2367301, 11836505, 40244117, 201220585]

約数ペア:

[(1, 201220585), (5, 40244117), (17, 11836505), (85, 2367301), (131, 1536035), (289, 696265), (655, 307207), (1063, 189295), (1445, 139253), (2227, 90355), (5315, 37859), (11135, 18071)]