289344978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1236517}}^1$

素因数の和:1236538

約数の個数: 24

約数和(自身を含む): 675138828

約数和(自身を除く): 385793850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1236517, 2473034, 3709551, 7419102, 11128653, 16074721, 22257306, 32149442, 48224163, 96448326, 144672489, 289344978]

約数ペア:

[(1, 289344978), (2, 144672489), (3, 96448326), (6, 48224163), (9, 32149442), (13, 22257306), (18, 16074721), (26, 11128653), (39, 7419102), (78, 3709551), (117, 2473034), (234, 1236517)]