408405986

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{386017}}^1$

素因数の和:386065

約数の個数: 12

約数和(自身を含む): 640403862

約数和(自身を除く): 231997876

約数列:

[1, 2, 23, 46, 529, 1058, 386017, 772034, 8878391, 17756782, 204202993, 408405986]

約数ペア:

[(1, 408405986), (2, 204202993), (23, 17756782), (46, 8878391), (529, 772034), (1058, 386017)]