15089571

素因数分解:

$3^6\times 7^1\times {\mathrm{2957}}^1$

素因数の和:2982

約数の個数: 28

約数和(自身を含む): 25864752

約数和(自身を除く): 10775181

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2957, 5103, 8871, 20699, 26613, 62097, 79839, 186291, 239517, 558873, 718551, 1676619, 2155653, 5029857, 15089571]

約数ペア:

[(1, 15089571), (3, 5029857), (7, 2155653), (9, 1676619), (21, 718551), (27, 558873), (63, 239517), (81, 186291), (189, 79839), (243, 62097), (567, 26613), (729, 20699), (1701, 8871), (2957, 5103)]