13205079

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{3851}}^1$

素因数の和:3987

約数の個数: 16

約数和(自身を含む): 19722240

約数和(自身を除く): 6517161

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 3851, 11553, 34659, 103977, 489077, 1467231, 4401693, 13205079]

約数ペア:

[(1, 13205079), (3, 4401693), (9, 1467231), (27, 489077), (127, 103977), (381, 34659), (1143, 11553), (3429, 3851)]