78872115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107309}}^1$

素因数の和:107331

約数の個数: 24

約数和(自身を含む): 146800080

約数和(自身を除く): 67927965

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 107309, 321927, 536545, 751163, 1609635, 2253489, 3755815, 5258141, 11267445, 15774423, 26290705, 78872115]

約数ペア:

[(1, 78872115), (3, 26290705), (5, 15774423), (7, 11267445), (15, 5258141), (21, 3755815), (35, 2253489), (49, 1609635), (105, 751163), (147, 536545), (245, 321927), (735, 107309)]