56397978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 161280000

約数和(自身を除く): 104882022

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 27, 39, 42, 46, 54, 63, 69, 78, 91, 117, 126, 138, 161, 182, 189, 207, 234, 273, 299, 322, 351, 378, 414, 483, 499, 546, 598, 621, 702, 819, 897, 966, 998, 1242, 1449, 1497, 1638, 1794, 2093, 2457, 2691, 2898, 2994, 3493, 4186, 4347, 4491, 4914, 5382, 6279, 6487, 6986, 8073, 8694, 8982, 10479, 11477, 12558, 12974, 13473, 16146, 18837, 19461, 20958, 22954, 26946, 31437, 34431, 37674, 38922, 45409, 56511, 58383, 62874, 68862, 80339, 90818, 94311, 103293, 113022, 116766, 136227, 149201, 160678, 175149, 188622, 206586, 241017, 272454, 298402, 309879, 350298, 408681, 447603, 482034, 619758, 723051, 817362, 895206, 1044407, 1226043, 1342809, 1446102, 2088814, 2169153, 2452086, 2685618, 3133221, 4028427, 4338306, 6266442, 8056854, 9399663, 18799326, 28198989, 56397978]

約数ペア:

[(1, 56397978), (2, 28198989), (3, 18799326), (6, 9399663), (7, 8056854), (9, 6266442), (13, 4338306), (14, 4028427), (18, 3133221), (21, 2685618), (23, 2452086), (26, 2169153), (27, 2088814), (39, 1446102), (42, 1342809), (46, 1226043), (54, 1044407), (63, 895206), (69, 817362), (78, 723051), (91, 619758), (117, 482034), (126, 447603), (138, 408681), (161, 350298), (182, 309879), (189, 298402), (207, 272454), (234, 241017), (273, 206586), (299, 188622), (322, 175149), (351, 160678), (378, 149201), (414, 136227), (483, 116766), (499, 113022), (546, 103293), (598, 94311), (621, 90818), (702, 80339), (819, 68862), (897, 62874), (966, 58383), (998, 56511), (1242, 45409), (1449, 38922), (1497, 37674), (1638, 34431), (1794, 31437), (2093, 26946), (2457, 22954), (2691, 20958), (2898, 19461), (2994, 18837), (3493, 16146), (4186, 13473), (4347, 12974), (4491, 12558), (4914, 11477), (5382, 10479), (6279, 8982), (6487, 8694), (6986, 8073)]