211791010

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^2\times {\mathrm{661}}^1$

素因数の和:1026

約数の個数: 24

約数和(自身を含む): 383945436

約数和(自身を除く): 172154426

約数列:

[1, 2, 5, 10, 179, 358, 661, 895, 1322, 1790, 3305, 6610, 32041, 64082, 118319, 160205, 236638, 320410, 591595, 1183190, 21179101, 42358202, 105895505, 211791010]

約数ペア:

[(1, 211791010), (2, 105895505), (5, 42358202), (10, 21179101), (179, 1183190), (358, 591595), (661, 320410), (895, 236638), (1322, 160205), (1790, 118319), (3305, 64082), (6610, 32041)]