2180803663339

素因数分解:

$7^5\times {\mathrm{31}}^1\times {\mathrm{769}}^1\times {\mathrm{5443}}^1$

素因数の和:6278

約数の個数: 48

約数和(自身を含む): 2630220257280

約数和(自身を除く): 449416593941

約数列:

[1, 7, 31, 49, 217, 343, 769, 1519, 2401, 5383, 5443, 10633, 16807, 23839, 37681, 38101, 74431, 166873, 168733, 263767, 266707, 521017, 1168111, 1181131, 1846369, 1866949, 4185667, 8176777, 8267917, 12924583, 13068643, 29299669, 57237439, 57875419, 91480501, 129755677, 205097683, 400662073, 405127933, 908289739, 1435683781, 2835895531, 6358028173, 10049786467, 44506197211, 70348505269, 311543380477, 2180803663339]

約数ペア:

[(1, 2180803663339), (7, 311543380477), (31, 70348505269), (49, 44506197211), (217, 10049786467), (343, 6358028173), (769, 2835895531), (1519, 1435683781), (2401, 908289739), (5383, 405127933), (5443, 400662073), (10633, 205097683), (16807, 129755677), (23839, 91480501), (37681, 57875419), (38101, 57237439), (74431, 29299669), (166873, 13068643), (168733, 12924583), (263767, 8267917), (266707, 8176777), (521017, 4185667), (1168111, 1866949), (1181131, 1846369)]