80320383

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 142248960

約数和(自身を除く): 61928577

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 71, 99, 117, 143, 213, 293, 297, 351, 429, 639, 781, 879, 923, 1287, 1917, 2343, 2637, 2769, 3223, 3809, 3861, 7029, 7911, 8307, 9669, 10153, 11427, 20803, 21087, 24921, 29007, 30459, 34281, 41899, 62409, 87021, 91377, 102843, 125697, 187227, 228833, 270439, 274131, 377091, 561681, 686499, 811317, 1131273, 2059497, 2433951, 2974829, 6178491, 7301853, 8924487, 26773461, 80320383]

約数ペア:

[(1, 80320383), (3, 26773461), (9, 8924487), (11, 7301853), (13, 6178491), (27, 2974829), (33, 2433951), (39, 2059497), (71, 1131273), (99, 811317), (117, 686499), (143, 561681), (213, 377091), (293, 274131), (297, 270439), (351, 228833), (429, 187227), (639, 125697), (781, 102843), (879, 91377), (923, 87021), (1287, 62409), (1917, 41899), (2343, 34281), (2637, 30459), (2769, 29007), (3223, 24921), (3809, 21087), (3861, 20803), (7029, 11427), (7911, 10153), (8307, 9669)]