30868209

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 50573160

約数和(自身を除く): 19704951

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 153, 261, 459, 493, 773, 783, 1377, 1479, 2319, 2349, 4437, 6957, 13141, 13311, 20871, 22417, 39423, 39933, 62613, 67251, 118269, 201753, 354807, 381089, 605259, 1064421, 1143267, 1815777, 3429801, 10289403, 30868209]

約数ペア:

[(1, 30868209), (3, 10289403), (9, 3429801), (17, 1815777), (27, 1143267), (29, 1064421), (51, 605259), (81, 381089), (87, 354807), (153, 201753), (261, 118269), (459, 67251), (493, 62613), (773, 39933), (783, 39423), (1377, 22417), (1479, 20871), (2319, 13311), (2349, 13141), (4437, 6957)]