12129225

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3761}}^1$

素因数の和:3817

約数の個数: 24

約数和(自身を含む): 20525472

約数和(自身を除く): 8396247

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 3761, 11283, 18805, 56415, 94025, 161723, 282075, 485169, 808615, 2425845, 4043075, 12129225]

約数ペア:

[(1, 12129225), (3, 4043075), (5, 2425845), (15, 808615), (25, 485169), (43, 282075), (75, 161723), (129, 94025), (215, 56415), (645, 18805), (1075, 11283), (3225, 3761)]