981226

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 16

約数和(自身を含む): 1560384

約数和(自身を除く): 579158

約数列:

[1, 2, 23, 46, 83, 166, 257, 514, 1909, 3818, 5911, 11822, 21331, 42662, 490613, 981226]

約数ペア:

[(1, 981226), (2, 490613), (23, 42662), (46, 21331), (83, 11822), (166, 5911), (257, 3818), (514, 1909)]