16888957449

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 128

約数和(自身を含む): 29503488000

約数和(自身を除く): 12614530551

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 139, 147, 217, 273, 293, 343, 403, 417, 637, 651, 879, 973, 1029, 1209, 1519, 1807, 1911, 2051, 2821, 2919, 3809, 4309, 4459, 4557, 5421, 6153, 6811, 8463, 9083, 10633, 11427, 12649, 12927, 13377, 14357, 19747, 20433, 26663, 27249, 30163, 31899, 37947, 40727, 43071, 47677, 56017, 59241, 63581, 79989, 88543, 90489, 100499, 118079, 122181, 138229, 143031, 168051, 186641, 190743, 211141, 265629, 285089, 301497, 354237, 392119, 414687, 445067, 529451, 559923, 619801, 633423, 826553, 855267, 1176357, 1262537, 1306487, 1335201, 1477987, 1588353, 1859403, 1995623, 2479659, 2744833, 3115469, 3706157, 3787611, 3919461, 4433961, 5785871, 5986869, 8234499, 8837759, 9346407, 11118471, 13969361, 16412981, 17357613, 19213831, 25943099, 26513277, 40501097, 41908083, 49238943, 57641493, 61864313, 77829297, 114890867, 121503291, 181601693, 185592939, 344672601, 433050191, 544805079, 804236069, 1299150573, 2412708207, 5629652483, 16888957449]

約数ペア:

[(1, 16888957449), (3, 5629652483), (7, 2412708207), (13, 1299150573), (21, 804236069), (31, 544805079), (39, 433050191), (49, 344672601), (91, 185592939), (93, 181601693), (139, 121503291), (147, 114890867), (217, 77829297), (273, 61864313), (293, 57641493), (343, 49238943), (403, 41908083), (417, 40501097), (637, 26513277), (651, 25943099), (879, 19213831), (973, 17357613), (1029, 16412981), (1209, 13969361), (1519, 11118471), (1807, 9346407), (1911, 8837759), (2051, 8234499), (2821, 5986869), (2919, 5785871), (3809, 4433961), (4309, 3919461), (4459, 3787611), (4557, 3706157), (5421, 3115469), (6153, 2744833), (6811, 2479659), (8463, 1995623), (9083, 1859403), (10633, 1588353), (11427, 1477987), (12649, 1335201), (12927, 1306487), (13377, 1262537), (14357, 1176357), (19747, 855267), (20433, 826553), (26663, 633423), (27249, 619801), (30163, 559923), (31899, 529451), (37947, 445067), (40727, 414687), (43071, 392119), (47677, 354237), (56017, 301497), (59241, 285089), (63581, 265629), (79989, 211141), (88543, 190743), (90489, 186641), (100499, 168051), (118079, 143031), (122181, 138229)]