31280076

素因数分解:

$2^2\times 3^2\times {\mathrm{868891}}^1$

素因数の和:868901

約数の個数: 18

約数和(自身を含む): 79069172

約数和(自身を除く): 47789096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 868891, 1737782, 2606673, 3475564, 5213346, 7820019, 10426692, 15640038, 31280076]

約数ペア:

[(1, 31280076), (2, 15640038), (3, 10426692), (4, 7820019), (6, 5213346), (9, 3475564), (12, 2606673), (18, 1737782), (36, 868891)]