28048356

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 85377600

約数和(自身を除く): 57329244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 83, 84, 108, 126, 149, 162, 166, 189, 249, 252, 298, 324, 332, 378, 447, 498, 567, 581, 596, 747, 756, 894, 996, 1043, 1134, 1162, 1341, 1494, 1743, 1788, 2086, 2241, 2268, 2324, 2682, 2988, 3129, 3486, 4023, 4172, 4482, 5229, 5364, 6258, 6723, 6972, 8046, 8964, 9387, 10458, 12069, 12367, 12516, 13446, 15687, 16092, 18774, 20916, 24138, 24734, 26892, 28161, 31374, 37101, 37548, 47061, 48276, 49468, 56322, 62748, 74202, 84483, 86569, 94122, 111303, 112644, 148404, 168966, 173138, 188244, 222606, 259707, 333909, 337932, 346276, 445212, 519414, 667818, 779121, 1001727, 1038828, 1335636, 1558242, 2003454, 2337363, 3116484, 4006908, 4674726, 7012089, 9349452, 14024178, 28048356]

約数ペア:

[(1, 28048356), (2, 14024178), (3, 9349452), (4, 7012089), (6, 4674726), (7, 4006908), (9, 3116484), (12, 2337363), (14, 2003454), (18, 1558242), (21, 1335636), (27, 1038828), (28, 1001727), (36, 779121), (42, 667818), (54, 519414), (63, 445212), (81, 346276), (83, 337932), (84, 333909), (108, 259707), (126, 222606), (149, 188244), (162, 173138), (166, 168966), (189, 148404), (249, 112644), (252, 111303), (298, 94122), (324, 86569), (332, 84483), (378, 74202), (447, 62748), (498, 56322), (567, 49468), (581, 48276), (596, 47061), (747, 37548), (756, 37101), (894, 31374), (996, 28161), (1043, 26892), (1134, 24734), (1162, 24138), (1341, 20916), (1494, 18774), (1743, 16092), (1788, 15687), (2086, 13446), (2241, 12516), (2268, 12367), (2324, 12069), (2682, 10458), (2988, 9387), (3129, 8964), (3486, 8046), (4023, 6972), (4172, 6723), (4482, 6258), (5229, 5364)]