1213777768

素因数分解:

$2^3\times 7^1\times {\mathrm{251}}^1\times {\mathrm{86353}}^1$

素因数の和:86617

約数の個数: 32

約数和(自身を含む): 2611344960

約数和(自身を除く): 1397567192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 251, 502, 1004, 1757, 2008, 3514, 7028, 14056, 86353, 172706, 345412, 604471, 690824, 1208942, 2417884, 4835768, 21674603, 43349206, 86698412, 151722221, 173396824, 303444442, 606888884, 1213777768]

約数ペア:

[(1, 1213777768), (2, 606888884), (4, 303444442), (7, 173396824), (8, 151722221), (14, 86698412), (28, 43349206), (56, 21674603), (251, 4835768), (502, 2417884), (1004, 1208942), (1757, 690824), (2008, 604471), (3514, 345412), (7028, 172706), (14056, 86353)]