253414

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1$

素因数の和:819

約数の個数: 16

約数和(自身を含む): 453888

約数和(自身を除く): 200474

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 787, 1574, 5509, 11018, 18101, 36202, 126707, 253414]

約数ペア:

[(1, 253414), (2, 126707), (7, 36202), (14, 18101), (23, 11018), (46, 5509), (161, 1574), (322, 787)]