18241335

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 37632000

約数和(自身を除く): 19390665

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 199, 291, 315, 485, 597, 679, 873, 945, 995, 1393, 1455, 1791, 2037, 2619, 2985, 3395, 4179, 4365, 5373, 6111, 6965, 8955, 10185, 12537, 13095, 18333, 19303, 20895, 26865, 30555, 37611, 57909, 62685, 91665, 96515, 135121, 173727, 188055, 289545, 405363, 521181, 675605, 868635, 1216089, 2026815, 2605905, 3648267, 6080445, 18241335]

約数ペア:

[(1, 18241335), (3, 6080445), (5, 3648267), (7, 2605905), (9, 2026815), (15, 1216089), (21, 868635), (27, 675605), (35, 521181), (45, 405363), (63, 289545), (97, 188055), (105, 173727), (135, 135121), (189, 96515), (199, 91665), (291, 62685), (315, 57909), (485, 37611), (597, 30555), (679, 26865), (873, 20895), (945, 19303), (995, 18333), (1393, 13095), (1455, 12537), (1791, 10185), (2037, 8955), (2619, 6965), (2985, 6111), (3395, 5373), (4179, 4365)]