78002001

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2207}}^1$

素因数の和:2251

約数の個数: 64

約数和(自身を含む): 152616960

約数和(自身を除く): 74614959

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 99, 119, 153, 187, 189, 231, 297, 357, 459, 561, 693, 1071, 1309, 1683, 2079, 2207, 3213, 3927, 5049, 6621, 11781, 15449, 19863, 24277, 35343, 37519, 46347, 59589, 72831, 112557, 139041, 169939, 218493, 262633, 337671, 412709, 417123, 509817, 655479, 787899, 1013013, 1238127, 1529451, 2363697, 2888963, 3714381, 4588353, 7091091, 8666889, 11143143, 26000667, 78002001]

約数ペア:

[(1, 78002001), (3, 26000667), (7, 11143143), (9, 8666889), (11, 7091091), (17, 4588353), (21, 3714381), (27, 2888963), (33, 2363697), (51, 1529451), (63, 1238127), (77, 1013013), (99, 787899), (119, 655479), (153, 509817), (187, 417123), (189, 412709), (231, 337671), (297, 262633), (357, 218493), (459, 169939), (561, 139041), (693, 112557), (1071, 72831), (1309, 59589), (1683, 46347), (2079, 37519), (2207, 35343), (3213, 24277), (3927, 19863), (5049, 15449), (6621, 11781)]