72885405

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{68437}}^1$

素因数の和:68516

約数の個数: 16

約数和(自身を含む): 118260864

約数和(自身を除く): 45375459

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 68437, 205311, 342185, 1026555, 4859027, 14577081, 24295135, 72885405]

約数ペア:

[(1, 72885405), (3, 24295135), (5, 14577081), (15, 4859027), (71, 1026555), (213, 342185), (355, 205311), (1065, 68437)]