40428087

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{7433}}^1$

素因数の和:7487

約数の個数: 24

約数和(自身を含む): 64408176

約数和(自身を除く): 23980089

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 7433, 22299, 52031, 156093, 275021, 364217, 825063, 1092651, 1925147, 5775441, 13476029, 40428087]

約数ペア:

[(1, 40428087), (3, 13476029), (7, 5775441), (21, 1925147), (37, 1092651), (49, 825063), (111, 364217), (147, 275021), (259, 156093), (777, 52031), (1813, 22299), (5439, 7433)]