87572421

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{23003}}^1$

素因数の和:23062

約数の個数: 20

約数和(自身を含む): 133607232

約数和(自身を除く): 46034811

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 23003, 69009, 207027, 621081, 1081141, 1863243, 3243423, 9730269, 29190807, 87572421]

約数ペア:

[(1, 87572421), (3, 29190807), (9, 9730269), (27, 3243423), (47, 1863243), (81, 1081141), (141, 621081), (423, 207027), (1269, 69009), (3807, 23003)]