57057

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:53

約数の個数: 32

約数和(自身を含む): 107520

約数和(自身を除く): 50463

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 231, 247, 273, 399, 429, 627, 741, 1001, 1463, 1729, 2717, 3003, 4389, 5187, 8151, 19019, 57057]

約数ペア:

[(1, 57057), (3, 19019), (7, 8151), (11, 5187), (13, 4389), (19, 3003), (21, 2717), (33, 1729), (39, 1463), (57, 1001), (77, 741), (91, 627), (133, 429), (143, 399), (209, 273), (231, 247)]