216851488

素因数分解:

$2^5\times 7^1\times {\mathrm{971}}^1\times {\mathrm{997}}^1$

素因数の和:1985

約数の個数: 48

約数和(自身を含む): 488908224

約数和(自身を除く): 272056736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 971, 997, 1942, 1994, 3884, 3988, 6797, 6979, 7768, 7976, 13594, 13958, 15536, 15952, 27188, 27916, 31072, 31904, 54376, 55832, 108752, 111664, 217504, 223328, 968087, 1936174, 3872348, 6776609, 7744696, 13553218, 15489392, 27106436, 30978784, 54212872, 108425744, 216851488]

約数ペア:

[(1, 216851488), (2, 108425744), (4, 54212872), (7, 30978784), (8, 27106436), (14, 15489392), (16, 13553218), (28, 7744696), (32, 6776609), (56, 3872348), (112, 1936174), (224, 968087), (971, 223328), (997, 217504), (1942, 111664), (1994, 108752), (3884, 55832), (3988, 54376), (6797, 31904), (6979, 31072), (7768, 27916), (7976, 27188), (13594, 15952), (13958, 15536)]