27791946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 79881984

約数和(自身を除く): 52090038

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 47, 57, 63, 78, 91, 94, 114, 117, 126, 133, 141, 171, 182, 234, 247, 266, 273, 282, 329, 342, 361, 399, 423, 494, 546, 611, 658, 722, 741, 798, 819, 846, 893, 987, 1083, 1197, 1222, 1482, 1638, 1729, 1786, 1833, 1974, 2166, 2223, 2394, 2527, 2679, 2961, 3249, 3458, 3666, 4277, 4446, 4693, 5054, 5187, 5358, 5499, 5922, 6251, 6498, 7581, 8037, 8554, 9386, 10374, 10998, 11609, 12502, 12831, 14079, 15162, 15561, 16074, 16967, 18753, 22743, 23218, 25662, 28158, 31122, 32851, 33934, 34827, 37506, 38493, 42237, 45486, 50901, 56259, 65702, 69654, 76986, 81263, 84474, 98553, 101802, 104481, 112518, 118769, 152703, 162526, 197106, 208962, 220571, 237538, 243789, 295659, 305406, 356307, 441142, 487578, 591318, 661713, 712614, 731367, 1068921, 1323426, 1462734, 1543997, 1985139, 2137842, 3087994, 3970278, 4631991, 9263982, 13895973, 27791946]

約数ペア:

[(1, 27791946), (2, 13895973), (3, 9263982), (6, 4631991), (7, 3970278), (9, 3087994), (13, 2137842), (14, 1985139), (18, 1543997), (19, 1462734), (21, 1323426), (26, 1068921), (38, 731367), (39, 712614), (42, 661713), (47, 591318), (57, 487578), (63, 441142), (78, 356307), (91, 305406), (94, 295659), (114, 243789), (117, 237538), (126, 220571), (133, 208962), (141, 197106), (171, 162526), (182, 152703), (234, 118769), (247, 112518), (266, 104481), (273, 101802), (282, 98553), (329, 84474), (342, 81263), (361, 76986), (399, 69654), (423, 65702), (494, 56259), (546, 50901), (611, 45486), (658, 42237), (722, 38493), (741, 37506), (798, 34827), (819, 33934), (846, 32851), (893, 31122), (987, 28158), (1083, 25662), (1197, 23218), (1222, 22743), (1482, 18753), (1638, 16967), (1729, 16074), (1786, 15561), (1833, 15162), (1974, 14079), (2166, 12831), (2223, 12502), (2394, 11609), (2527, 10998), (2679, 10374), (2961, 9386), (3249, 8554), (3458, 8037), (3666, 7581), (4277, 6498), (4446, 6251), (4693, 5922), (5054, 5499), (5187, 5358)]