61864313

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 75075840

約数和(自身を除く): 13211527

約数列:

[1, 7, 31, 49, 139, 217, 293, 973, 1519, 2051, 4309, 6811, 9083, 14357, 30163, 40727, 63581, 211141, 285089, 445067, 1262537, 1995623, 8837759, 61864313]

約数ペア:

[(1, 61864313), (7, 8837759), (31, 1995623), (49, 1262537), (139, 445067), (217, 285089), (293, 211141), (973, 63581), (1519, 40727), (2051, 30163), (4309, 14357), (6811, 9083)]