90052641

素因数分解:

$3^6\times 7^2\times {\mathrm{2521}}^1$

素因数の和:2553

約数の個数: 42

約数和(自身を含む): 157123122

約数和(自身を除く): 67070481

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 2521, 3969, 5103, 7563, 11907, 17647, 22689, 35721, 52941, 68067, 123529, 158823, 204201, 370587, 476469, 612603, 1111761, 1429407, 1837809, 3335283, 4288221, 10005849, 12864663, 30017547, 90052641]

約数ペア:

[(1, 90052641), (3, 30017547), (7, 12864663), (9, 10005849), (21, 4288221), (27, 3335283), (49, 1837809), (63, 1429407), (81, 1111761), (147, 612603), (189, 476469), (243, 370587), (441, 204201), (567, 158823), (729, 123529), (1323, 68067), (1701, 52941), (2521, 35721), (3969, 22689), (5103, 17647), (7563, 11907)]