54784815

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 90417600

約数和(自身を除く): 35632785

約数列:

[1, 3, 5, 15, 41, 123, 205, 229, 389, 615, 687, 1145, 1167, 1945, 3435, 5835, 9389, 15949, 28167, 46945, 47847, 79745, 89081, 140835, 239235, 267243, 445405, 1336215, 3652321, 10956963, 18261605, 54784815]

約数ペア:

[(1, 54784815), (3, 18261605), (5, 10956963), (15, 3652321), (41, 1336215), (123, 445405), (205, 267243), (229, 239235), (389, 140835), (615, 89081), (687, 79745), (1145, 47847), (1167, 46945), (1945, 28167), (3435, 15949), (5835, 9389)]