157440339

素因数分解:

$3^2\times 7^1\times {\mathrm{2499053}}^1$

素因数の和:2499066

約数の個数: 12

約数和(自身を含む): 259901616

約数和(自身を除く): 102461277

約数列:

[1, 3, 7, 9, 21, 63, 2499053, 7497159, 17493371, 22491477, 52480113, 157440339]

約数ペア:

[(1, 157440339), (3, 52480113), (7, 22491477), (9, 17493371), (21, 7497159), (63, 2499053)]