218685768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1301701}}^1$

素因数の和:1301717

約数の個数: 32

約数和(自身を含む): 624816960

約数和(自身を除く): 406131192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1301701, 2603402, 3905103, 5206804, 7810206, 9111907, 10413608, 15620412, 18223814, 27335721, 31240824, 36447628, 54671442, 72895256, 109342884, 218685768]

約数ペア:

[(1, 218685768), (2, 109342884), (3, 72895256), (4, 54671442), (6, 36447628), (7, 31240824), (8, 27335721), (12, 18223814), (14, 15620412), (21, 10413608), (24, 9111907), (28, 7810206), (42, 5206804), (56, 3905103), (84, 2603402), (168, 1301701)]