28663362

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 82790400

約数和(自身を除く): 54127038

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 234, 247, 266, 273, 307, 342, 351, 378, 399, 494, 513, 546, 614, 702, 741, 798, 819, 921, 1026, 1197, 1482, 1638, 1729, 1842, 2149, 2223, 2394, 2457, 2763, 3458, 3591, 3991, 4298, 4446, 4914, 5187, 5526, 5833, 6447, 6669, 7182, 7982, 8289, 10374, 11666, 11973, 12894, 13338, 15561, 16578, 17499, 19341, 23946, 27937, 31122, 34998, 35919, 38682, 40831, 46683, 52497, 55874, 58023, 71838, 75829, 81662, 83811, 93366, 104994, 107757, 116046, 122493, 151658, 157491, 167622, 215514, 227487, 244986, 251433, 314982, 367479, 454974, 502866, 530803, 682461, 734958, 754299, 1061606, 1102437, 1364922, 1508598, 1592409, 2047383, 2204874, 3184818, 4094766, 4777227, 9554454, 14331681, 28663362]

約数ペア:

[(1, 28663362), (2, 14331681), (3, 9554454), (6, 4777227), (7, 4094766), (9, 3184818), (13, 2204874), (14, 2047383), (18, 1592409), (19, 1508598), (21, 1364922), (26, 1102437), (27, 1061606), (38, 754299), (39, 734958), (42, 682461), (54, 530803), (57, 502866), (63, 454974), (78, 367479), (91, 314982), (114, 251433), (117, 244986), (126, 227487), (133, 215514), (171, 167622), (182, 157491), (189, 151658), (234, 122493), (247, 116046), (266, 107757), (273, 104994), (307, 93366), (342, 83811), (351, 81662), (378, 75829), (399, 71838), (494, 58023), (513, 55874), (546, 52497), (614, 46683), (702, 40831), (741, 38682), (798, 35919), (819, 34998), (921, 31122), (1026, 27937), (1197, 23946), (1482, 19341), (1638, 17499), (1729, 16578), (1842, 15561), (2149, 13338), (2223, 12894), (2394, 11973), (2457, 11666), (2763, 10374), (3458, 8289), (3591, 7982), (3991, 7182), (4298, 6669), (4446, 6447), (4914, 5833), (5187, 5526)]