28631967

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{104879}}^1$

素因数の和:104902

約数の個数: 16

約数和(自身を含む): 46986240

約数和(自身を除く): 18354273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 104879, 314637, 734153, 1363427, 2202459, 4090281, 9543989, 28631967]

約数ペア:

[(1, 28631967), (3, 9543989), (7, 4090281), (13, 2202459), (21, 1363427), (39, 734153), (91, 314637), (273, 104879)]