287010945

素因数分解:

$3^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:715

約数の個数: 72

約数和(自身を含む): 557158056

約数和(自身を除く): 270147111

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 673, 729, 1053, 1215, 1755, 2019, 2187, 3159, 3365, 3645, 5265, 6057, 6561, 8749, 9477, 10095, 10935, 15795, 18171, 26247, 28431, 30285, 32805, 43745, 47385, 54513, 78741, 85293, 90855, 131235, 142155, 163539, 236223, 272565, 393705, 426465, 490617, 708669, 817695, 1181115, 1471851, 2126007, 2453085, 3543345, 4415553, 6378021, 7359255, 10630035, 19134063, 22077765, 31890105, 57402189, 95670315, 287010945]

約数ペア:

[(1, 287010945), (3, 95670315), (5, 57402189), (9, 31890105), (13, 22077765), (15, 19134063), (27, 10630035), (39, 7359255), (45, 6378021), (65, 4415553), (81, 3543345), (117, 2453085), (135, 2126007), (195, 1471851), (243, 1181115), (351, 817695), (405, 708669), (585, 490617), (673, 426465), (729, 393705), (1053, 272565), (1215, 236223), (1755, 163539), (2019, 142155), (2187, 131235), (3159, 90855), (3365, 85293), (3645, 78741), (5265, 54513), (6057, 47385), (6561, 43745), (8749, 32805), (9477, 30285), (10095, 28431), (10935, 26247), (15795, 18171)]