271215

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{41}}^1$

素因数の和:69

約数の個数: 48

約数和(自身を含む): 574560

約数和(自身を除く): 303345

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 49, 63, 105, 123, 135, 147, 189, 205, 245, 287, 315, 369, 441, 615, 735, 861, 945, 1107, 1323, 1435, 1845, 2009, 2205, 2583, 4305, 5535, 6027, 6615, 7749, 10045, 12915, 18081, 30135, 38745, 54243, 90405, 271215]

約数ペア:

[(1, 271215), (3, 90405), (5, 54243), (7, 38745), (9, 30135), (15, 18081), (21, 12915), (27, 10045), (35, 7749), (41, 6615), (45, 6027), (49, 5535), (63, 4305), (105, 2583), (123, 2205), (135, 2009), (147, 1845), (189, 1435), (205, 1323), (245, 1107), (287, 945), (315, 861), (369, 735), (441, 615)]