156935457

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{42221}}^1$

素因数の和:42293

約数の個数: 24

約数和(自身を含む): 263465280

約数和(自身を除く): 106529823

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 42221, 126663, 295547, 379989, 886641, 2491039, 2659923, 7473117, 17437273, 22419351, 52311819, 156935457]

約数ペア:

[(1, 156935457), (3, 52311819), (7, 22419351), (9, 17437273), (21, 7473117), (59, 2659923), (63, 2491039), (177, 886641), (413, 379989), (531, 295547), (1239, 126663), (3717, 42221)]