80784333

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67489}}^1$

素因数の和:67521

約数の個数: 24

約数和(自身を含む): 140379200

約数和(自身を除く): 59594867

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 67489, 202467, 472423, 607401, 1282291, 1417269, 3846873, 4251807, 8976037, 11540619, 26928111, 80784333]

約数ペア:

[(1, 80784333), (3, 26928111), (7, 11540619), (9, 8976037), (19, 4251807), (21, 3846873), (57, 1417269), (63, 1282291), (133, 607401), (171, 472423), (399, 202467), (1197, 67489)]