1400085

素因数分解:

$3^4\times 5^1\times {\mathrm{3457}}^1$

素因数の和:3474

約数の個数: 20

約数和(自身を含む): 2510508

約数和(自身を除く): 1110423

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3457, 10371, 17285, 31113, 51855, 93339, 155565, 280017, 466695, 1400085]

約数ペア:

[(1, 1400085), (3, 466695), (5, 280017), (9, 155565), (15, 93339), (27, 51855), (45, 31113), (81, 17285), (135, 10371), (405, 3457)]