81478065

素因数分解:

$3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{7027}}^1$

素因数の和:7808

約数の個数: 16

約数和(自身を含む): 130552128

約数和(自身を除く): 49074063

約数列:

[1, 3, 5, 15, 773, 2319, 3865, 7027, 11595, 21081, 35135, 105405, 5431871, 16295613, 27159355, 81478065]

約数ペア:

[(1, 81478065), (3, 27159355), (5, 16295613), (15, 5431871), (773, 105405), (2319, 35135), (3865, 21081), (7027, 11595)]