65985405

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{42709}}^1$

素因数の和:42820

約数の個数: 16

約数和(自身を含む): 106604160

約数和(自身を除く): 40618755

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 42709, 128127, 213545, 640635, 4399027, 13197081, 21995135, 65985405]

約数ペア:

[(1, 65985405), (3, 21995135), (5, 13197081), (15, 4399027), (103, 640635), (309, 213545), (515, 128127), (1545, 42709)]