720161226

素因数分解:

$2^1\times 3^3\times {\mathrm{13336319}}^1$

素因数の和:13336330

約数の個数: 16

約数和(自身を含む): 1600358400

約数和(自身を除く): 880197174

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 13336319, 26672638, 40008957, 80017914, 120026871, 240053742, 360080613, 720161226]

約数ペア:

[(1, 720161226), (2, 360080613), (3, 240053742), (6, 120026871), (9, 80017914), (18, 40008957), (27, 26672638), (54, 13336319)]