1293377883

素因数分解:

$3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 2166226176

約数和(自身を除く): 872848293

約数列:

[1, 3, 7, 21, 23, 37, 49, 69, 111, 147, 161, 211, 259, 343, 483, 633, 777, 851, 1029, 1127, 1477, 1813, 2401, 2553, 3381, 4431, 4853, 5439, 5957, 7203, 7807, 7889, 10339, 12691, 14559, 17871, 23421, 23667, 31017, 33971, 38073, 41699, 54649, 55223, 72373, 88837, 101913, 125097, 163947, 165669, 179561, 217119, 237797, 266511, 291893, 382543, 506611, 538683, 713391, 875679, 1147629, 1256927, 1519833, 1664579, 2043251, 2677801, 3770781, 4993737, 6129753, 8033403, 8798489, 11652053, 18744607, 26395467, 34956159, 56233821, 61589423, 184768269, 431125961, 1293377883]

約数ペア:

[(1, 1293377883), (3, 431125961), (7, 184768269), (21, 61589423), (23, 56233821), (37, 34956159), (49, 26395467), (69, 18744607), (111, 11652053), (147, 8798489), (161, 8033403), (211, 6129753), (259, 4993737), (343, 3770781), (483, 2677801), (633, 2043251), (777, 1664579), (851, 1519833), (1029, 1256927), (1127, 1147629), (1477, 875679), (1813, 713391), (2401, 538683), (2553, 506611), (3381, 382543), (4431, 291893), (4853, 266511), (5439, 237797), (5957, 217119), (7203, 179561), (7807, 165669), (7889, 163947), (10339, 125097), (12691, 101913), (14559, 88837), (17871, 72373), (23421, 55223), (23667, 54649), (31017, 41699), (33971, 38073)]