42122405

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:741

約数の個数: 24

約数和(自身を含む): 55514880

約数和(自身を除く): 13392475

約数列:

[1, 5, 13, 65, 79, 169, 395, 631, 845, 1027, 3155, 5135, 8203, 13351, 41015, 49849, 66755, 106639, 249245, 533195, 648037, 3240185, 8424481, 42122405]

約数ペア:

[(1, 42122405), (5, 8424481), (13, 3240185), (65, 648037), (79, 533195), (169, 249245), (395, 106639), (631, 66755), (845, 49849), (1027, 41015), (3155, 13351), (5135, 8203)]