289017963

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{274471}}^1$

素因数の和:274496

約数の個数: 20

約数和(自身を含む): 464955568

約数和(自身を除く): 175937605

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 274471, 823413, 2470239, 3568123, 7410717, 10704369, 22232151, 32113107, 96339321, 289017963]

約数ペア:

[(1, 289017963), (3, 96339321), (9, 32113107), (13, 22232151), (27, 10704369), (39, 7410717), (81, 3568123), (117, 2470239), (351, 823413), (1053, 274471)]