12838095

素因数分解:

$3^4\times 5^1\times {\mathrm{31699}}^1$

素因数の和:31716

約数の個数: 20

約数和(自身を含む): 23014200

約数和(自身を除く): 10176105

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31699, 95097, 158495, 285291, 475485, 855873, 1426455, 2567619, 4279365, 12838095]

約数ペア:

[(1, 12838095), (3, 4279365), (5, 2567619), (9, 1426455), (15, 855873), (27, 475485), (45, 285291), (81, 158495), (135, 95097), (405, 31699)]