42589105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1019}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 55177920

約数和(自身を除く): 12588815

約数列:

[1, 5, 13, 65, 643, 1019, 3215, 5095, 8359, 13247, 41795, 66235, 655217, 3276085, 8517821, 42589105]

約数ペア:

[(1, 42589105), (5, 8517821), (13, 3276085), (65, 655217), (643, 66235), (1019, 41795), (3215, 13247), (5095, 8359)]