61997418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 171175680

約数和(自身を除く): 109178262

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 29, 38, 42, 47, 57, 58, 63, 87, 94, 114, 126, 133, 141, 171, 174, 203, 261, 266, 282, 329, 342, 361, 399, 406, 423, 522, 551, 609, 658, 722, 798, 846, 893, 987, 1083, 1102, 1197, 1218, 1363, 1653, 1786, 1827, 1974, 2166, 2394, 2527, 2679, 2726, 2961, 3249, 3306, 3654, 3857, 4089, 4959, 5054, 5358, 5922, 6251, 6498, 7581, 7714, 8037, 8178, 9541, 9918, 10469, 11571, 12267, 12502, 15162, 16074, 16967, 18753, 19082, 20938, 22743, 23142, 24534, 25897, 28623, 31407, 33934, 34713, 37506, 45486, 50901, 51794, 56259, 57246, 62814, 69426, 73283, 77691, 85869, 94221, 101802, 112518, 118769, 146566, 152703, 155382, 171738, 181279, 188442, 219849, 233073, 237538, 305406, 356307, 362558, 439698, 466146, 492043, 543837, 659547, 712614, 984086, 1068921, 1087674, 1319094, 1476129, 1631511, 2137842, 2952258, 3263022, 3444301, 4428387, 6888602, 8856774, 10332903, 20665806, 30998709, 61997418]

約数ペア:

[(1, 61997418), (2, 30998709), (3, 20665806), (6, 10332903), (7, 8856774), (9, 6888602), (14, 4428387), (18, 3444301), (19, 3263022), (21, 2952258), (29, 2137842), (38, 1631511), (42, 1476129), (47, 1319094), (57, 1087674), (58, 1068921), (63, 984086), (87, 712614), (94, 659547), (114, 543837), (126, 492043), (133, 466146), (141, 439698), (171, 362558), (174, 356307), (203, 305406), (261, 237538), (266, 233073), (282, 219849), (329, 188442), (342, 181279), (361, 171738), (399, 155382), (406, 152703), (423, 146566), (522, 118769), (551, 112518), (609, 101802), (658, 94221), (722, 85869), (798, 77691), (846, 73283), (893, 69426), (987, 62814), (1083, 57246), (1102, 56259), (1197, 51794), (1218, 50901), (1363, 45486), (1653, 37506), (1786, 34713), (1827, 33934), (1974, 31407), (2166, 28623), (2394, 25897), (2527, 24534), (2679, 23142), (2726, 22743), (2961, 20938), (3249, 19082), (3306, 18753), (3654, 16967), (3857, 16074), (4089, 15162), (4959, 12502), (5054, 12267), (5358, 11571), (5922, 10469), (6251, 9918), (6498, 9541), (7581, 8178), (7714, 8037)]