129623816

素因数分解:

$2^3\times 7^3\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 286944000

約数和(自身を除く): 157320184

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 343, 388, 392, 487, 679, 686, 776, 974, 1358, 1372, 1948, 2716, 2744, 3409, 3896, 4753, 5432, 6818, 9506, 13636, 19012, 23863, 27272, 33271, 38024, 47239, 47726, 66542, 94478, 95452, 133084, 167041, 188956, 190904, 266168, 330673, 334082, 377912, 661346, 668164, 1322692, 1336328, 2314711, 2645384, 4629422, 9258844, 16202977, 18517688, 32405954, 64811908, 129623816]

約数ペア:

[(1, 129623816), (2, 64811908), (4, 32405954), (7, 18517688), (8, 16202977), (14, 9258844), (28, 4629422), (49, 2645384), (56, 2314711), (97, 1336328), (98, 1322692), (194, 668164), (196, 661346), (343, 377912), (388, 334082), (392, 330673), (487, 266168), (679, 190904), (686, 188956), (776, 167041), (974, 133084), (1358, 95452), (1372, 94478), (1948, 66542), (2716, 47726), (2744, 47239), (3409, 38024), (3896, 33271), (4753, 27272), (5432, 23863), (6818, 19012), (9506, 13636)]