81328871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2879}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 91445760

約数和(自身を除く): 10116889

約数列:

[1, 13, 41, 53, 533, 689, 2173, 2879, 28249, 37427, 118039, 152587, 1534507, 1983631, 6256067, 81328871]

約数ペア:

[(1, 81328871), (13, 6256067), (41, 1983631), (53, 1534507), (533, 152587), (689, 118039), (2173, 37427), (2879, 28249)]