13207131

素因数分解:

$3^4\times 7^1\times {\mathrm{23293}}^1$

素因数の和:23312

約数の個数: 20

約数和(自身を含む): 22548592

約数和(自身を除く): 9341461

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 23293, 69879, 163051, 209637, 489153, 628911, 1467459, 1886733, 4402377, 13207131]

約数ペア:

[(1, 13207131), (3, 4402377), (7, 1886733), (9, 1467459), (21, 628911), (27, 489153), (63, 209637), (81, 163051), (189, 69879), (567, 23293)]