205236447

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3469}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 310134720

約数和(自身を除く): 104898273

約数列:

[1, 3, 13, 37, 39, 41, 111, 123, 481, 533, 1443, 1517, 1599, 3469, 4551, 10407, 19721, 45097, 59163, 128353, 135291, 142229, 385059, 426687, 1668589, 1848977, 5005767, 5262473, 5546931, 15787419, 68412149, 205236447]

約数ペア:

[(1, 205236447), (3, 68412149), (13, 15787419), (37, 5546931), (39, 5262473), (41, 5005767), (111, 1848977), (123, 1668589), (481, 426687), (533, 385059), (1443, 142229), (1517, 135291), (1599, 128353), (3469, 59163), (4551, 45097), (10407, 19721)]