211853208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{17761}}^1$

素因数の和:17848

約数の個数: 64

約数和(自身を含む): 613854720

約数和(自身を除く): 402001512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 17761, 35522, 53283, 71044, 106566, 124327, 142088, 213132, 248654, 372981, 426264, 497308, 745962, 994616, 1261031, 1491924, 2522062, 2983848, 3783093, 5044124, 7566186, 8827217, 10088248, 15132372, 17654434, 26481651, 30264744, 35308868, 52963302, 70617736, 105926604, 211853208]

約数ペア:

[(1, 211853208), (2, 105926604), (3, 70617736), (4, 52963302), (6, 35308868), (7, 30264744), (8, 26481651), (12, 17654434), (14, 15132372), (21, 10088248), (24, 8827217), (28, 7566186), (42, 5044124), (56, 3783093), (71, 2983848), (84, 2522062), (142, 1491924), (168, 1261031), (213, 994616), (284, 745962), (426, 497308), (497, 426264), (568, 372981), (852, 248654), (994, 213132), (1491, 142088), (1704, 124327), (1988, 106566), (2982, 71044), (3976, 53283), (5964, 35522), (11928, 17761)]