213144456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8081}}^1$

素因数の和:8254

約数の個数: 64

約数和(自身を含む): 612938880

約数和(自身を除く): 399794424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 942, 1099, 1256, 1884, 2198, 3297, 3768, 4396, 6594, 8081, 8792, 13188, 16162, 24243, 26376, 32324, 48486, 56567, 64648, 96972, 113134, 169701, 193944, 226268, 339402, 452536, 678804, 1268717, 1357608, 2537434, 3806151, 5074868, 7612302, 8881019, 10149736, 15224604, 17762038, 26643057, 30449208, 35524076, 53286114, 71048152, 106572228, 213144456]

約数ペア:

[(1, 213144456), (2, 106572228), (3, 71048152), (4, 53286114), (6, 35524076), (7, 30449208), (8, 26643057), (12, 17762038), (14, 15224604), (21, 10149736), (24, 8881019), (28, 7612302), (42, 5074868), (56, 3806151), (84, 2537434), (157, 1357608), (168, 1268717), (314, 678804), (471, 452536), (628, 339402), (942, 226268), (1099, 193944), (1256, 169701), (1884, 113134), (2198, 96972), (3297, 64648), (3768, 56567), (4396, 48486), (6594, 32324), (8081, 26376), (8792, 24243), (13188, 16162)]