131657405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{523}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 181094400

約数和(自身を除く): 49436995

約数列:

[1, 5, 11, 23, 55, 115, 199, 253, 523, 995, 1265, 2189, 2615, 4577, 5753, 10945, 12029, 22885, 28765, 50347, 60145, 104077, 132319, 251735, 520385, 661595, 1144847, 2393771, 5724235, 11968855, 26331481, 131657405]

約数ペア:

[(1, 131657405), (5, 26331481), (11, 11968855), (23, 5724235), (55, 2393771), (115, 1144847), (199, 661595), (253, 520385), (523, 251735), (995, 132319), (1265, 104077), (2189, 60145), (2615, 50347), (4577, 28765), (5753, 22885), (10945, 12029)]