68978888

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{1433}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 141449760

約数和(自身を除く): 72470872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 547, 1094, 1433, 2188, 2866, 4376, 5732, 6017, 11464, 12034, 15763, 24068, 31526, 48136, 63052, 126104, 783851, 1567702, 3135404, 6270808, 8622361, 17244722, 34489444, 68978888]

約数ペア:

[(1, 68978888), (2, 34489444), (4, 17244722), (8, 8622361), (11, 6270808), (22, 3135404), (44, 1567702), (88, 783851), (547, 126104), (1094, 63052), (1433, 48136), (2188, 31526), (2866, 24068), (4376, 15763), (5732, 12034), (6017, 11464)]