633138740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2435149}}^1$

素因数の和:2435171

約数の個数: 24

約数和(自身を含む): 1431868200

約数和(自身を除く): 798729460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2435149, 4870298, 9740596, 12175745, 24351490, 31656937, 48702980, 63313874, 126627748, 158284685, 316569370, 633138740]

約数ペア:

[(1, 633138740), (2, 316569370), (4, 158284685), (5, 126627748), (10, 63313874), (13, 48702980), (20, 31656937), (26, 24351490), (52, 12175745), (65, 9740596), (130, 4870298), (260, 2435149)]