51287145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37573}}^1$

素因数の和:37601

約数の個数: 32

約数和(自身を含む): 100998912

約数和(自身を除く): 49711767

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 37573, 112719, 187865, 263011, 488449, 563595, 789033, 1315055, 1465347, 2442245, 3419143, 3945165, 7326735, 10257429, 17095715, 51287145]

約数ペア:

[(1, 51287145), (3, 17095715), (5, 10257429), (7, 7326735), (13, 3945165), (15, 3419143), (21, 2442245), (35, 1465347), (39, 1315055), (65, 789033), (91, 563595), (105, 488449), (195, 263011), (273, 187865), (455, 112719), (1365, 37573)]