27498457

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 33868032

約数和(自身を除く): 6369575

約数列:

[1, 7, 31, 43, 49, 217, 301, 421, 1333, 1519, 2107, 2947, 9331, 13051, 18103, 20629, 65317, 91357, 126721, 561193, 639499, 887047, 3928351, 27498457]

約数ペア:

[(1, 27498457), (7, 3928351), (31, 887047), (43, 639499), (49, 561193), (217, 126721), (301, 91357), (421, 65317), (1333, 20629), (1519, 18103), (2107, 13051), (2947, 9331)]