156978937521

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1\times {\mathrm{6389}}^1$

素因数の和:8307

約数の個数: 64

約数和(自身を含む): 269717299200

約数和(自身を除く): 112738361679

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1831, 1917, 4473, 5493, 6389, 12817, 13419, 16479, 19167, 38451, 44723, 49437, 57501, 115353, 130001, 134169, 172503, 346059, 390003, 402507, 453619, 910007, 1170009, 1207521, 1360857, 2730021, 3175333, 3510027, 4082571, 8190063, 9525999, 11698259, 12247713, 24570189, 28577997, 35094777, 81887813, 85733991, 105284331, 245663439, 315852993, 736990317, 830576389, 2210970951, 2491729167, 5814034723, 7475187501, 17442104169, 22425562503, 52326312507, 156978937521]

約数ペア:

[(1, 156978937521), (3, 52326312507), (7, 22425562503), (9, 17442104169), (21, 7475187501), (27, 5814034723), (63, 2491729167), (71, 2210970951), (189, 830576389), (213, 736990317), (497, 315852993), (639, 245663439), (1491, 105284331), (1831, 85733991), (1917, 81887813), (4473, 35094777), (5493, 28577997), (6389, 24570189), (12817, 12247713), (13419, 11698259), (16479, 9525999), (19167, 8190063), (38451, 4082571), (44723, 3510027), (49437, 3175333), (57501, 2730021), (115353, 1360857), (130001, 1207521), (134169, 1170009), (172503, 910007), (346059, 453619), (390003, 402507)]