31989393

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{499}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 49140000

約数和(自身を除く): 17150607

約数列:

[1, 3, 9, 17, 51, 153, 419, 499, 1257, 1497, 3771, 4491, 7123, 8483, 21369, 25449, 64107, 76347, 209081, 627243, 1881729, 3554377, 10663131, 31989393]

約数ペア:

[(1, 31989393), (3, 10663131), (9, 3554377), (17, 1881729), (51, 627243), (153, 209081), (419, 76347), (499, 64107), (1257, 25449), (1497, 21369), (3771, 8483), (4491, 7123)]