28288026

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{120889}}^1$

素因数の和:120910

約数の個数: 24

約数和(自身を含む): 66005940

約数和(自身を除く): 37717914

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 120889, 241778, 362667, 725334, 1088001, 1571557, 2176002, 3143114, 4714671, 9429342, 14144013, 28288026]

約数ペア:

[(1, 28288026), (2, 14144013), (3, 9429342), (6, 4714671), (9, 3143114), (13, 2176002), (18, 1571557), (26, 1088001), (39, 725334), (78, 362667), (117, 241778), (234, 120889)]