156921709

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{11743}}^1$

素因数の和:11856

約数の個数: 16

約数和(自身を含む): 189407232

約数和(自身を除く): 32485523

約数列:

[1, 7, 23, 83, 161, 581, 1909, 11743, 13363, 82201, 270089, 974669, 1890623, 6822683, 22417387, 156921709]

約数ペア:

[(1, 156921709), (7, 22417387), (23, 6822683), (83, 1890623), (161, 974669), (581, 270089), (1909, 82201), (11743, 13363)]