28333989

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{7043}}^1$

素因数の和:7201

約数の個数: 16

約数和(自身を含む): 42264000

約数和(自身を除く): 13930011

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 7043, 21129, 63387, 190161, 1049407, 3148221, 9444663, 28333989]

約数ペア:

[(1, 28333989), (3, 9444663), (9, 3148221), (27, 1049407), (149, 190161), (447, 63387), (1341, 21129), (4023, 7043)]