289312857

素因数分解:

$3^3\times {\mathrm{191}}^1\times {\mathrm{56101}}^1$

素因数の和:56301

約数の個数: 16

約数和(自身を含む): 430863360

約数和(自身を除く): 141550503

約数列:

[1, 3, 9, 27, 191, 573, 1719, 5157, 56101, 168303, 504909, 1514727, 10715291, 32145873, 96437619, 289312857]

約数ペア:

[(1, 289312857), (3, 96437619), (9, 32145873), (27, 10715291), (191, 1514727), (573, 504909), (1719, 168303), (5157, 56101)]