12962187

素因数分解:

$3^4\times 7^1\times {\mathrm{22861}}^1$

素因数の和:22880

約数の個数: 20

約数和(自身を含む): 22130416

約数和(自身を除く): 9168229

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 22861, 68583, 160027, 205749, 480081, 617247, 1440243, 1851741, 4320729, 12962187]

約数ペア:

[(1, 12962187), (3, 4320729), (7, 1851741), (9, 1440243), (21, 617247), (27, 480081), (63, 205749), (81, 160027), (189, 68583), (567, 22861)]