79121405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{7229}}^1$

素因数の和:7444

約数の個数: 16

約数和(自身を含む): 104112000

約数和(自身を除く): 24990595

約数列:

[1, 5, 11, 55, 199, 995, 2189, 7229, 10945, 36145, 79519, 397595, 1438571, 7192855, 15824281, 79121405]

約数ペア:

[(1, 79121405), (5, 15824281), (11, 7192855), (55, 1438571), (199, 397595), (995, 79519), (2189, 36145), (7229, 10945)]