211478491

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{2837}}^1$

素因数の和:3330

約数の個数: 16

約数和(自身を含む): 252831744

約数和(自身を除く): 41353253

約数列:

[1, 7, 23, 161, 463, 2837, 3241, 10649, 19859, 65251, 74543, 456757, 1313531, 9194717, 30211213, 211478491]

約数ペア:

[(1, 211478491), (7, 30211213), (23, 9194717), (161, 1313531), (463, 456757), (2837, 74543), (3241, 65251), (10649, 19859)]