216970974

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{389}}^1$

素因数の和:727

約数の個数: 80

約数和(自身を含む): 533435760

約数和(自身を除く): 316464786

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 81, 99, 162, 198, 297, 313, 389, 594, 626, 778, 891, 939, 1167, 1782, 1878, 2334, 2817, 3443, 3501, 4279, 5634, 6886, 7002, 8451, 8558, 10329, 10503, 12837, 16902, 20658, 21006, 25353, 25674, 30987, 31509, 38511, 50706, 61974, 63018, 77022, 92961, 115533, 121757, 185922, 231066, 243514, 278883, 346599, 365271, 557766, 693198, 730542, 1095813, 1339327, 2191626, 2678654, 3287439, 4017981, 6574878, 8035962, 9862317, 12053943, 19724634, 24107886, 36161829, 72323658, 108485487, 216970974]

約数ペア:

[(1, 216970974), (2, 108485487), (3, 72323658), (6, 36161829), (9, 24107886), (11, 19724634), (18, 12053943), (22, 9862317), (27, 8035962), (33, 6574878), (54, 4017981), (66, 3287439), (81, 2678654), (99, 2191626), (162, 1339327), (198, 1095813), (297, 730542), (313, 693198), (389, 557766), (594, 365271), (626, 346599), (778, 278883), (891, 243514), (939, 231066), (1167, 185922), (1782, 121757), (1878, 115533), (2334, 92961), (2817, 77022), (3443, 63018), (3501, 61974), (4279, 50706), (5634, 38511), (6886, 31509), (7002, 30987), (8451, 25674), (8558, 25353), (10329, 21006), (10503, 20658), (12837, 16902)]