42378895

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4759}}^1$

素因数の和:4914

約数の個数: 16

約数和(自身を含む): 55177920

約数和(自身を除く): 12799025

約数列:

[1, 5, 13, 65, 137, 685, 1781, 4759, 8905, 23795, 61867, 309335, 651983, 3259915, 8475779, 42378895]

約数ペア:

[(1, 42378895), (5, 8475779), (13, 3259915), (65, 651983), (137, 309335), (685, 61867), (1781, 23795), (4759, 8905)]