215782896

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{642211}}^1$

素因数の和:642229

約数の個数: 40

約数和(自身を含む): 637074304

約数和(自身を除く): 421291408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 642211, 1284422, 1926633, 2568844, 3853266, 4495477, 5137688, 7706532, 8990954, 10275376, 13486431, 15413064, 17981908, 26972862, 30826128, 35963816, 53945724, 71927632, 107891448, 215782896]

約数ペア:

[(1, 215782896), (2, 107891448), (3, 71927632), (4, 53945724), (6, 35963816), (7, 30826128), (8, 26972862), (12, 17981908), (14, 15413064), (16, 13486431), (21, 10275376), (24, 8990954), (28, 7706532), (42, 5137688), (48, 4495477), (56, 3853266), (84, 2568844), (112, 1926633), (168, 1284422), (336, 642211)]