87291189

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{4129}}^1$

素因数の和:4176

約数の個数: 28

約数和(自身を含む): 135422700

約数和(自身を除く): 48131511

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 2349, 4129, 7047, 12387, 21141, 37161, 111483, 119741, 334449, 359223, 1003347, 1077669, 3010041, 3233007, 9699021, 29097063, 87291189]

約数ペア:

[(1, 87291189), (3, 29097063), (9, 9699021), (27, 3233007), (29, 3010041), (81, 1077669), (87, 1003347), (243, 359223), (261, 334449), (729, 119741), (783, 111483), (2349, 37161), (4129, 21141), (7047, 12387)]