208647306

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 560701440

約数和(自身を除く): 352054134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 103, 126, 138, 161, 189, 206, 207, 233, 309, 322, 378, 414, 466, 483, 618, 621, 699, 721, 927, 966, 1242, 1398, 1442, 1449, 1631, 1854, 2097, 2163, 2369, 2781, 2898, 3262, 4194, 4326, 4347, 4738, 4893, 5359, 5562, 6291, 6489, 7107, 8694, 9786, 10718, 12582, 12978, 14214, 14679, 16077, 16583, 19467, 21321, 23999, 29358, 32154, 33166, 37513, 38934, 42642, 44037, 47998, 48231, 49749, 63963, 71997, 75026, 88074, 96462, 99498, 112539, 127926, 143994, 144693, 149247, 167993, 215991, 225078, 289386, 298494, 335986, 337617, 431982, 447741, 503979, 551977, 647973, 675234, 895482, 1007958, 1012851, 1103954, 1295946, 1511937, 1655931, 2025702, 3023874, 3311862, 3863839, 4535811, 4967793, 7727678, 9071622, 9935586, 11591517, 14903379, 23183034, 29806758, 34774551, 69549102, 104323653, 208647306]

約数ペア:

[(1, 208647306), (2, 104323653), (3, 69549102), (6, 34774551), (7, 29806758), (9, 23183034), (14, 14903379), (18, 11591517), (21, 9935586), (23, 9071622), (27, 7727678), (42, 4967793), (46, 4535811), (54, 3863839), (63, 3311862), (69, 3023874), (103, 2025702), (126, 1655931), (138, 1511937), (161, 1295946), (189, 1103954), (206, 1012851), (207, 1007958), (233, 895482), (309, 675234), (322, 647973), (378, 551977), (414, 503979), (466, 447741), (483, 431982), (618, 337617), (621, 335986), (699, 298494), (721, 289386), (927, 225078), (966, 215991), (1242, 167993), (1398, 149247), (1442, 144693), (1449, 143994), (1631, 127926), (1854, 112539), (2097, 99498), (2163, 96462), (2369, 88074), (2781, 75026), (2898, 71997), (3262, 63963), (4194, 49749), (4326, 48231), (4347, 47998), (4738, 44037), (4893, 42642), (5359, 38934), (5562, 37513), (6291, 33166), (6489, 32154), (7107, 29358), (8694, 23999), (9786, 21321), (10718, 19467), (12582, 16583), (12978, 16077), (14214, 14679)]