12906621

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 25369344

約数和(自身を除く): 12462723

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 81, 91, 103, 117, 119, 153, 189, 221, 273, 309, 351, 357, 459, 567, 663, 721, 819, 927, 1053, 1071, 1339, 1377, 1547, 1751, 1989, 2163, 2457, 2781, 3213, 4017, 4641, 5253, 5967, 6489, 7371, 8343, 9373, 9639, 12051, 12257, 13923, 15759, 17901, 19467, 22763, 28119, 36153, 36771, 41769, 47277, 58401, 68289, 84357, 108459, 110313, 125307, 141831, 159341, 204867, 253071, 330939, 478023, 614601, 759213, 992817, 1434069, 1843803, 4302207, 12906621]

約数ペア:

[(1, 12906621), (3, 4302207), (7, 1843803), (9, 1434069), (13, 992817), (17, 759213), (21, 614601), (27, 478023), (39, 330939), (51, 253071), (63, 204867), (81, 159341), (91, 141831), (103, 125307), (117, 110313), (119, 108459), (153, 84357), (189, 68289), (221, 58401), (273, 47277), (309, 41769), (351, 36771), (357, 36153), (459, 28119), (567, 22763), (663, 19467), (721, 17901), (819, 15759), (927, 13923), (1053, 12257), (1071, 12051), (1339, 9639), (1377, 9373), (1547, 8343), (1751, 7371), (1989, 6489), (2163, 5967), (2457, 5253), (2781, 4641), (3213, 4017)]