39972006

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{31277}}^1$

素因数の和:31356

約数の個数: 24

約数和(自身を含む): 87828624

約数和(自身を除く): 47856618

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 31277, 62554, 93831, 187662, 281493, 562986, 2220667, 4441334, 6662001, 13324002, 19986003, 39972006]

約数ペア:

[(1, 39972006), (2, 19986003), (3, 13324002), (6, 6662001), (9, 4441334), (18, 2220667), (71, 562986), (142, 281493), (213, 187662), (426, 93831), (639, 62554), (1278, 31277)]