207957308937

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{74456609}}^1$

素因数の和:74456645

約数の個数: 24

約数和(自身を含む): 339522141600

約数和(自身を除く): 131564832663

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 74456609, 223369827, 521196263, 1414675571, 1563588789, 3648373841, 4244026713, 9902728997, 10945121523, 29708186991, 69319102979, 207957308937]

約数ペア:

[(1, 207957308937), (3, 69319102979), (7, 29708186991), (19, 10945121523), (21, 9902728997), (49, 4244026713), (57, 3648373841), (133, 1563588789), (147, 1414675571), (399, 521196263), (931, 223369827), (2793, 74456609)]