13218579

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{44507}}^1$

素因数の和:44527

約数の個数: 16

約数和(自身を含む): 21363840

約数和(自身を除く): 8145261

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 44507, 133521, 400563, 489577, 1201689, 1468731, 4406193, 13218579]

約数ペア:

[(1, 13218579), (3, 4406193), (9, 1468731), (11, 1201689), (27, 489577), (33, 400563), (99, 133521), (297, 44507)]