68712063

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20323}}^1$

素因数の和:20363

約数の個数: 24

約数和(自身を含む): 111212928

約数和(自身を除く): 42500865

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 20323, 60969, 142261, 426783, 467429, 995827, 1402287, 2987481, 3272003, 9816009, 22904021, 68712063]

約数ペア:

[(1, 68712063), (3, 22904021), (7, 9816009), (21, 3272003), (23, 2987481), (49, 1402287), (69, 995827), (147, 467429), (161, 426783), (483, 142261), (1127, 60969), (3381, 20323)]