1653453

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 20

約数和(自身を含む): 2504700

約数和(自身を除く): 851247

約数列:

[1, 3, 9, 27, 81, 137, 149, 411, 447, 1233, 1341, 3699, 4023, 11097, 12069, 20413, 61239, 183717, 551151, 1653453]

約数ペア:

[(1, 1653453), (3, 551151), (9, 183717), (27, 61239), (81, 20413), (137, 12069), (149, 11097), (411, 4023), (447, 3699), (1233, 1341)]