205800405

素因数分解:

$3^1\times 5^1\times {\mathrm{2389}}^1\times {\mathrm{5743}}^1$

素因数の和:8140

約数の個数: 16

約数和(自身を含む): 329475840

約数和(自身を除く): 123675435

約数列:

[1, 3, 5, 15, 2389, 5743, 7167, 11945, 17229, 28715, 35835, 86145, 13720027, 41160081, 68600135, 205800405]

約数ペア:

[(1, 205800405), (3, 68600135), (5, 41160081), (15, 13720027), (2389, 86145), (5743, 35835), (7167, 28715), (11945, 17229)]