81401830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353921}}^1$

素因数の和:353951

約数の個数: 16

約数和(自身を含む): 152894304

約数和(自身を除く): 71492474

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 353921, 707842, 1769605, 3539210, 8140183, 16280366, 40700915, 81401830]

約数ペア:

[(1, 81401830), (2, 40700915), (5, 16280366), (10, 8140183), (23, 3539210), (46, 1769605), (115, 707842), (230, 353921)]