201970521

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{967}}^1\times {\mathrm{1009}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 305036160

約数和(自身を除く): 103065639

約数列:

[1, 3, 9, 23, 69, 207, 967, 1009, 2901, 3027, 8703, 9081, 22241, 23207, 66723, 69621, 200169, 208863, 975703, 2927109, 8781327, 22441169, 67323507, 201970521]

約数ペア:

[(1, 201970521), (3, 67323507), (9, 22441169), (23, 8781327), (69, 2927109), (207, 975703), (967, 208863), (1009, 200169), (2901, 69621), (3027, 66723), (8703, 23207), (9081, 22241)]