2107029105

素因数分解:

$3^4\times 5^1\times {\mathrm{5202541}}^1$

素因数の和:5202558

約数の個数: 20

約数和(自身を含む): 3777045492

約数和(自身を除く): 1670016387

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5202541, 15607623, 26012705, 46822869, 78038115, 140468607, 234114345, 421405821, 702343035, 2107029105]

約数ペア:

[(1, 2107029105), (3, 702343035), (5, 421405821), (9, 234114345), (15, 140468607), (27, 78038115), (45, 46822869), (81, 26012705), (135, 15607623), (405, 5202541)]