81370597

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{55619}}^1$

素因数の和:55656

約数の個数: 16

約数和(自身を含む): 106790400

約数和(自身を除く): 25419803

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 55619, 389333, 611809, 1056761, 4282663, 7397327, 11624371, 81370597]

約数ペア:

[(1, 81370597), (7, 11624371), (11, 7397327), (19, 4282663), (77, 1056761), (133, 611809), (209, 389333), (1463, 55619)]