81970452

素因数分解:

$2^2\times 3^2\times {\mathrm{2276957}}^1$

素因数の和:2276967

約数の個数: 18

約数和(自身を含む): 207203178

約数和(自身を除く): 125232726

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2276957, 4553914, 6830871, 9107828, 13661742, 20492613, 27323484, 40985226, 81970452]

約数ペア:

[(1, 81970452), (2, 40985226), (3, 27323484), (4, 20492613), (6, 13661742), (9, 9107828), (12, 6830871), (18, 4553914), (36, 2276957)]