163438828

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{253787}}^1$

素因数の和:253821

約数の個数: 24

約数和(自身を含む): 341091072

約数和(自身を除く): 177652244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 253787, 507574, 1015148, 1776509, 3553018, 5837101, 7106036, 11674202, 23348404, 40859707, 81719414, 163438828]

約数ペア:

[(1, 163438828), (2, 81719414), (4, 40859707), (7, 23348404), (14, 11674202), (23, 7106036), (28, 5837101), (46, 3553018), (92, 1776509), (161, 1015148), (322, 507574), (644, 253787)]