15407405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 20003760

約数和(自身を除く): 4596355

約数列:

[1, 5, 13, 65, 293, 809, 1465, 3809, 4045, 10517, 19045, 52585, 237037, 1185185, 3081481, 15407405]

約数ペア:

[(1, 15407405), (5, 3081481), (13, 1185185), (65, 237037), (293, 52585), (809, 19045), (1465, 10517), (3809, 4045)]