1297029105

素因数分解:

$3^4\times 5^1\times {\mathrm{3202541}}^1$

素因数の和:3202558

約数の個数: 20

約数和(自身を含む): 2325045492

約数和(自身を除く): 1028016387

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3202541, 9607623, 16012705, 28822869, 48038115, 86468607, 144114345, 259405821, 432343035, 1297029105]

約数ペア:

[(1, 1297029105), (3, 432343035), (5, 259405821), (9, 144114345), (15, 86468607), (27, 48038115), (45, 28822869), (81, 16012705), (135, 9607623), (405, 3202541)]