49815

素因数分解:

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

素因数の和:61

約数の個数: 24

約数和(自身を含む): 91728

約数和(自身を除く): 41913

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 615, 1107, 1215, 1845, 3321, 5535, 9963, 16605, 49815]

約数ペア:

[(1, 49815), (3, 16605), (5, 9963), (9, 5535), (15, 3321), (27, 1845), (41, 1215), (45, 1107), (81, 615), (123, 405), (135, 369), (205, 243)]