51993565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 71801856

約数和(自身を除く): 19808291

約数列:

[1, 5, 13, 17, 65, 85, 211, 221, 223, 1055, 1105, 1115, 2743, 2899, 3587, 3791, 13715, 14495, 17935, 18955, 46631, 47053, 49283, 233155, 235265, 246415, 611689, 799901, 3058445, 3999505, 10398713, 51993565]

約数ペア:

[(1, 51993565), (5, 10398713), (13, 3999505), (17, 3058445), (65, 799901), (85, 611689), (211, 246415), (221, 235265), (223, 233155), (1055, 49283), (1105, 47053), (1115, 46631), (2743, 18955), (2899, 17935), (3587, 14495), (3791, 13715)]