2787180357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{19489}}^1$

素因数の和:19717

約数の個数: 32

約数和(自身を含む): 4234787200

約数和(自身を除く): 1447606843

約数列:

[1, 3, 13, 19, 39, 57, 193, 247, 579, 741, 2509, 3667, 7527, 11001, 19489, 47671, 58467, 143013, 253357, 370291, 760071, 1110873, 3761377, 4813783, 11284131, 14441349, 48897901, 71466163, 146693703, 214398489, 929060119, 2787180357]

約数ペア:

[(1, 2787180357), (3, 929060119), (13, 214398489), (19, 146693703), (39, 71466163), (57, 48897901), (193, 14441349), (247, 11284131), (579, 4813783), (741, 3761377), (2509, 1110873), (3667, 760071), (7527, 370291), (11001, 253357), (19489, 143013), (47671, 58467)]