42905915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{2383}}^1$

素因数の和:2678

約数の個数: 16

約数和(自身を含む): 55671168

約数和(自身を除く): 12765253

約数列:

[1, 5, 13, 65, 277, 1385, 2383, 3601, 11915, 18005, 30979, 154895, 660091, 3300455, 8581183, 42905915]

約数ペア:

[(1, 42905915), (5, 8581183), (13, 3300455), (65, 660091), (277, 154895), (1385, 30979), (2383, 18005), (3601, 11915)]