212938335

素因数分解:

$3^3\times 5^1\times {\mathrm{1577321}}^1$

素因数の和:1577335

約数の個数: 16

約数和(自身を含む): 378557280

約数和(自身を除く): 165618945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1577321, 4731963, 7886605, 14195889, 23659815, 42587667, 70979445, 212938335]

約数ペア:

[(1, 212938335), (3, 70979445), (5, 42587667), (9, 23659815), (15, 14195889), (27, 7886605), (45, 4731963), (135, 1577321)]