207352405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{10391}}^1$

素因数の和:10716

約数の個数: 16

約数和(自身を含む): 268861824

約数和(自身を除く): 61509419

約数列:

[1, 5, 13, 65, 307, 1535, 3991, 10391, 19955, 51955, 135083, 675415, 3190037, 15950185, 41470481, 207352405]

約数ペア:

[(1, 207352405), (5, 41470481), (13, 15950185), (65, 3190037), (307, 675415), (1535, 135083), (3991, 51955), (10391, 19955)]