290726541

素因数分解:

$3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{11863}}^1$

素因数の和:12265

約数の個数: 24

約数和(自身を含む): 481203840

約数和(自身を除く): 190477299

約数列:

[1, 3, 7, 9, 21, 63, 389, 1167, 2723, 3501, 8169, 11863, 24507, 35589, 83041, 106767, 249123, 747369, 4614707, 13844121, 32302949, 41532363, 96908847, 290726541]

約数ペア:

[(1, 290726541), (3, 96908847), (7, 41532363), (9, 32302949), (21, 13844121), (63, 4614707), (389, 747369), (1167, 249123), (2723, 106767), (3501, 83041), (8169, 35589), (11863, 24507)]