426883990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{30689}}^1$

素因数の和:30816

約数の個数: 32

約数和(自身を含む): 835259040

約数和(自身を除く): 408375050

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 2782, 6955, 13910, 30689, 61378, 153445, 306890, 398957, 797914, 1994785, 3283723, 3989570, 6567446, 16418615, 32837230, 42688399, 85376798, 213441995, 426883990]

約数ペア:

[(1, 426883990), (2, 213441995), (5, 85376798), (10, 42688399), (13, 32837230), (26, 16418615), (65, 6567446), (107, 3989570), (130, 3283723), (214, 1994785), (535, 797914), (1070, 398957), (1391, 306890), (2782, 153445), (6955, 61378), (13910, 30689)]