156913981

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{16519}}^1$

素因数の和:16608

約数の個数: 16

約数和(自身を含む): 190310400

約数和(自身を除く): 33396419

約数列:

[1, 7, 23, 59, 161, 413, 1357, 9499, 16519, 115633, 379937, 974621, 2659559, 6822347, 22416283, 156913981]

約数ペア:

[(1, 156913981), (7, 22416283), (23, 6822347), (59, 2659559), (161, 974621), (413, 379937), (1357, 115633), (9499, 16519)]