3987045

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 7082712

約数和(自身を除く): 3095667

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 2161, 6483, 10805, 19449, 32415, 88601, 97245, 265803, 443005, 797409, 1329015, 3987045]

約数ペア:

[(1, 3987045), (3, 1329015), (5, 797409), (9, 443005), (15, 265803), (41, 97245), (45, 88601), (123, 32415), (205, 19449), (369, 10805), (615, 6483), (1845, 2161)]