7212105

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 13144320

約数和(自身を除く): 5932215

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 205, 369, 615, 1107, 1303, 1845, 3909, 5535, 6515, 11727, 19545, 35181, 53423, 58635, 160269, 175905, 267115, 480807, 801345, 1442421, 2404035, 7212105]

約数ペア:

[(1, 7212105), (3, 2404035), (5, 1442421), (9, 801345), (15, 480807), (27, 267115), (41, 175905), (45, 160269), (123, 58635), (135, 53423), (205, 35181), (369, 19545), (615, 11727), (1107, 6515), (1303, 5535), (1845, 3909)]