48778917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 72990720

約数和(自身を除く): 24211803

約数列:

[1, 3, 11, 33, 71, 109, 191, 213, 327, 573, 781, 1199, 2101, 2343, 3597, 6303, 7739, 13561, 20819, 23217, 40683, 62457, 85129, 149171, 229009, 255387, 447513, 687027, 1478149, 4434447, 16259639, 48778917]

約数ペア:

[(1, 48778917), (3, 16259639), (11, 4434447), (33, 1478149), (71, 687027), (109, 447513), (191, 255387), (213, 229009), (327, 149171), (573, 85129), (781, 62457), (1199, 40683), (2101, 23217), (2343, 20819), (3597, 13561), (6303, 7739)]