2858765

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 4333056

約数和(自身を除く): 1474291

約数列:

[1, 5, 7, 13, 35, 61, 65, 91, 103, 305, 427, 455, 515, 721, 793, 1339, 2135, 3605, 3965, 5551, 6283, 6695, 9373, 27755, 31415, 43981, 46865, 81679, 219905, 408395, 571753, 2858765]

約数ペア:

[(1, 2858765), (5, 571753), (7, 408395), (13, 219905), (35, 81679), (61, 46865), (65, 43981), (91, 31415), (103, 27755), (305, 9373), (427, 6695), (455, 6283), (515, 5551), (721, 3965), (793, 3605), (1339, 2135)]