12470991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13903}}^1$

素因数の和:13942

約数の個数: 16

約数和(自身を含む): 18686976

約数和(自身を除く): 6215985

約数列:

[1, 3, 13, 23, 39, 69, 299, 897, 13903, 41709, 180739, 319769, 542217, 959307, 4156997, 12470991]

約数ペア:

[(1, 12470991), (3, 4156997), (13, 959307), (23, 542217), (39, 319769), (69, 180739), (299, 41709), (897, 13903)]