31889535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1583}}^1$

素因数の和:1687

約数の個数: 32

約数和(自身を含む): 54743040

約数和(自身を除く): 22853505

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 1583, 4029, 4749, 6715, 7915, 20145, 23745, 26911, 80733, 125057, 134555, 375171, 403665, 625285, 1875855, 2125969, 6377907, 10629845, 31889535]

約数ペア:

[(1, 31889535), (3, 10629845), (5, 6377907), (15, 2125969), (17, 1875855), (51, 625285), (79, 403665), (85, 375171), (237, 134555), (255, 125057), (395, 80733), (1185, 26911), (1343, 23745), (1583, 20145), (4029, 7915), (4749, 6715)]