489968271

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 845970048

約数和(自身を除く): 356001777

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 101, 117, 153, 221, 271, 303, 351, 459, 663, 813, 909, 1053, 1313, 1377, 1717, 1989, 2439, 2727, 3523, 3939, 4607, 5151, 5967, 7317, 8181, 10569, 11817, 13821, 15453, 17901, 21951, 22321, 27371, 31707, 35451, 41463, 46359, 59891, 66963, 82113, 95121, 106353, 124389, 139077, 179673, 200889, 246339, 285363, 355823, 373167, 465307, 539019, 602667, 739017, 1067469, 1395921, 1617057, 1808001, 2217051, 3202407, 4187763, 4851171, 6048991, 9607221, 12563289, 18146973, 28821663, 37689867, 54440919, 163322757, 489968271]

約数ペア:

[(1, 489968271), (3, 163322757), (9, 54440919), (13, 37689867), (17, 28821663), (27, 18146973), (39, 12563289), (51, 9607221), (81, 6048991), (101, 4851171), (117, 4187763), (153, 3202407), (221, 2217051), (271, 1808001), (303, 1617057), (351, 1395921), (459, 1067469), (663, 739017), (813, 602667), (909, 539019), (1053, 465307), (1313, 373167), (1377, 355823), (1717, 285363), (1989, 246339), (2439, 200889), (2727, 179673), (3523, 139077), (3939, 124389), (4607, 106353), (5151, 95121), (5967, 82113), (7317, 66963), (8181, 59891), (10569, 46359), (11817, 41463), (13821, 35451), (15453, 31707), (17901, 27371), (21951, 22321)]