13251357

素因数分解:

$3^4\times 7^1\times {\mathrm{23371}}^1$

素因数の和:23390

約数の個数: 20

約数和(自身を含む): 22624096

約数和(自身を除く): 9372739

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 23371, 70113, 163597, 210339, 490791, 631017, 1472373, 1893051, 4417119, 13251357]

約数ペア:

[(1, 13251357), (3, 4417119), (7, 1893051), (9, 1472373), (21, 631017), (27, 490791), (63, 210339), (81, 163597), (189, 70113), (567, 23371)]