1234845

素因数分解:

$3^4\times 5^1\times {\mathrm{3049}}^1$

素因数の和:3066

約数の個数: 20

約数和(自身を含む): 2214300

約数和(自身を除く): 979455

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3049, 9147, 15245, 27441, 45735, 82323, 137205, 246969, 411615, 1234845]

約数ペア:

[(1, 1234845), (3, 411615), (5, 246969), (9, 137205), (15, 82323), (27, 45735), (45, 27441), (81, 15245), (135, 9147), (405, 3049)]