56787339987

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{121661}}^1$

素因数の和:121944

約数の個数: 48

約数和(自身を含む): 97173872640

約数和(自身を除く): 40386532653

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 239, 279, 651, 717, 1673, 1953, 2151, 5019, 7409, 15057, 22227, 51863, 66681, 121661, 155589, 364983, 466767, 851627, 1094949, 2554881, 3771491, 7664643, 11314473, 26400437, 29076979, 33943419, 79201311, 87230937, 203538853, 237603933, 261692811, 610616559, 901386349, 1831849677, 2704159047, 6309704443, 8112477141, 18929113329, 56787339987]

約数ペア:

[(1, 56787339987), (3, 18929113329), (7, 8112477141), (9, 6309704443), (21, 2704159047), (31, 1831849677), (63, 901386349), (93, 610616559), (217, 261692811), (239, 237603933), (279, 203538853), (651, 87230937), (717, 79201311), (1673, 33943419), (1953, 29076979), (2151, 26400437), (5019, 11314473), (7409, 7664643), (15057, 3771491), (22227, 2554881), (51863, 1094949), (66681, 851627), (121661, 466767), (155589, 364983)]