840645

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 1612800

約数和(自身を除く): 772155

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 479, 585, 1437, 1755, 2395, 4311, 6227, 7185, 12933, 18681, 21555, 31135, 56043, 64665, 93405, 168129, 280215, 840645]

約数ペア:

[(1, 840645), (3, 280215), (5, 168129), (9, 93405), (13, 64665), (15, 56043), (27, 31135), (39, 21555), (45, 18681), (65, 12933), (117, 7185), (135, 6227), (195, 4311), (351, 2395), (479, 1755), (585, 1437)]