209336673

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{15649}}^1$

素因数の和:15686

約数の個数: 32

約数和(自身を含む): 350560000

約数和(自身を除く): 141223327

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 13377, 15649, 46947, 109543, 203437, 328629, 610311, 766801, 1424059, 2300403, 4272177, 5367607, 9968413, 16102821, 29905239, 69778891, 209336673]

約数ペア:

[(1, 209336673), (3, 69778891), (7, 29905239), (13, 16102821), (21, 9968413), (39, 5367607), (49, 4272177), (91, 2300403), (147, 1424059), (273, 766801), (343, 610311), (637, 328629), (1029, 203437), (1911, 109543), (4459, 46947), (13377, 15649)]