12865685

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3089}}^1$

素因数の和:3125

約数の個数: 24

約数和(自身を含む): 19022040

約数和(自身を除く): 6156355

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 3089, 4165, 15445, 21623, 52513, 108115, 151361, 262565, 367591, 756805, 1837955, 2573137, 12865685]

約数ペア:

[(1, 12865685), (5, 2573137), (7, 1837955), (17, 756805), (35, 367591), (49, 262565), (85, 151361), (119, 108115), (245, 52513), (595, 21623), (833, 15445), (3089, 4165)]