81098402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 157489920

約数和(自身を除く): 76391518

約数列:

[1, 2, 7, 11, 14, 22, 61, 77, 89, 97, 122, 154, 178, 194, 427, 623, 671, 679, 854, 979, 1067, 1246, 1342, 1358, 1958, 2134, 4697, 5429, 5917, 6853, 7469, 8633, 9394, 10858, 11834, 13706, 14938, 17266, 38003, 41419, 59719, 60431, 65087, 76006, 82838, 94963, 119438, 120862, 130174, 189926, 418033, 455609, 526613, 664741, 836066, 911218, 1053226, 1329482, 3686291, 5792743, 7372582, 11585486, 40549201, 81098402]

約数ペア:

[(1, 81098402), (2, 40549201), (7, 11585486), (11, 7372582), (14, 5792743), (22, 3686291), (61, 1329482), (77, 1053226), (89, 911218), (97, 836066), (122, 664741), (154, 526613), (178, 455609), (194, 418033), (427, 189926), (623, 130174), (671, 120862), (679, 119438), (854, 94963), (979, 82838), (1067, 76006), (1246, 65087), (1342, 60431), (1358, 59719), (1958, 41419), (2134, 38003), (4697, 17266), (5429, 14938), (5917, 13706), (6853, 11834), (7469, 10858), (8633, 9394)]