80486757

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:635

約数の個数: 48

約数和(自身を含む): 133516800

約数和(自身を除く): 53030043

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 169, 279, 351, 403, 507, 569, 837, 1209, 1521, 1707, 3627, 4563, 5121, 5239, 7397, 10881, 15363, 15717, 17639, 22191, 47151, 52917, 66573, 96161, 141453, 158751, 199719, 229307, 288483, 476253, 687921, 865449, 2063763, 2596347, 2980991, 6191289, 8942973, 26828919, 80486757]

約数ペア:

[(1, 80486757), (3, 26828919), (9, 8942973), (13, 6191289), (27, 2980991), (31, 2596347), (39, 2063763), (93, 865449), (117, 687921), (169, 476253), (279, 288483), (351, 229307), (403, 199719), (507, 158751), (569, 141453), (837, 96161), (1209, 66573), (1521, 52917), (1707, 47151), (3627, 22191), (4563, 17639), (5121, 15717), (5239, 15363), (7397, 10881)]