28874538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:360

約数の個数: 96

約数和(自身を含む): 79252992

約数和(自身を除く): 50378454

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 83, 99, 126, 154, 166, 198, 231, 249, 251, 462, 498, 502, 581, 693, 747, 753, 913, 1162, 1386, 1494, 1506, 1743, 1757, 1826, 2259, 2739, 2761, 3486, 3514, 4518, 5229, 5271, 5478, 5522, 6391, 8217, 8283, 10458, 10542, 12782, 15813, 16434, 16566, 19173, 19327, 20833, 24849, 31626, 38346, 38654, 41666, 49698, 57519, 57981, 62499, 115038, 115962, 124998, 145831, 173943, 187497, 229163, 291662, 347886, 374994, 437493, 458326, 687489, 874986, 1312479, 1374978, 1604141, 2062467, 2624958, 3208282, 4124934, 4812423, 9624846, 14437269, 28874538]

約数ペア:

[(1, 28874538), (2, 14437269), (3, 9624846), (6, 4812423), (7, 4124934), (9, 3208282), (11, 2624958), (14, 2062467), (18, 1604141), (21, 1374978), (22, 1312479), (33, 874986), (42, 687489), (63, 458326), (66, 437493), (77, 374994), (83, 347886), (99, 291662), (126, 229163), (154, 187497), (166, 173943), (198, 145831), (231, 124998), (249, 115962), (251, 115038), (462, 62499), (498, 57981), (502, 57519), (581, 49698), (693, 41666), (747, 38654), (753, 38346), (913, 31626), (1162, 24849), (1386, 20833), (1494, 19327), (1506, 19173), (1743, 16566), (1757, 16434), (1826, 15813), (2259, 12782), (2739, 10542), (2761, 10458), (3486, 8283), (3514, 8217), (4518, 6391), (5229, 5522), (5271, 5478)]