81230004

素因数分解:

$2^2\times 3^2\times {\mathrm{2256389}}^1$

素因数の和:2256399

約数の個数: 18

約数和(自身を含む): 205331490

約数和(自身を除く): 124101486

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2256389, 4512778, 6769167, 9025556, 13538334, 20307501, 27076668, 40615002, 81230004]

約数ペア:

[(1, 81230004), (2, 40615002), (3, 27076668), (4, 20307501), (6, 13538334), (9, 9025556), (12, 6769167), (18, 4512778), (36, 2256389)]