81508746

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 189719712

約数和(自身を除く): 108210966

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 121, 209, 242, 311, 361, 363, 418, 622, 627, 722, 726, 933, 1083, 1254, 1866, 2166, 2299, 3421, 3971, 4598, 5909, 6842, 6897, 7942, 10263, 11818, 11913, 13794, 17727, 20526, 23826, 35454, 37631, 43681, 64999, 75262, 87362, 112271, 112893, 129998, 131043, 194997, 224542, 225786, 262086, 336813, 389994, 673626, 714989, 1234981, 1429978, 2144967, 2469962, 3704943, 4289934, 7409886, 13584791, 27169582, 40754373, 81508746]

約数ペア:

[(1, 81508746), (2, 40754373), (3, 27169582), (6, 13584791), (11, 7409886), (19, 4289934), (22, 3704943), (33, 2469962), (38, 2144967), (57, 1429978), (66, 1234981), (114, 714989), (121, 673626), (209, 389994), (242, 336813), (311, 262086), (361, 225786), (363, 224542), (418, 194997), (622, 131043), (627, 129998), (722, 112893), (726, 112271), (933, 87362), (1083, 75262), (1254, 64999), (1866, 43681), (2166, 37631), (2299, 35454), (3421, 23826), (3971, 20526), (4598, 17727), (5909, 13794), (6842, 11913), (6897, 11818), (7942, 10263)]