1279257837

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 2170561536

約数和(自身を除く): 891303699

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 103, 131, 143, 169, 187, 221, 309, 393, 429, 507, 561, 663, 1133, 1339, 1441, 1703, 1751, 1859, 2227, 2431, 2873, 3399, 4017, 4323, 5109, 5253, 5577, 6681, 7293, 8619, 13493, 14729, 17407, 18733, 19261, 22139, 22763, 24497, 28951, 31603, 40479, 44187, 52221, 56199, 57783, 66417, 68289, 73491, 86853, 94809, 148423, 175409, 191477, 229381, 243529, 250393, 295919, 318461, 376363, 445269, 526227, 574431, 688143, 730587, 751179, 887757, 955383, 1129089, 1929499, 2280317, 2523191, 2981953, 3255109, 4139993, 5788497, 6840951, 7569573, 8945859, 9765327, 12419979, 25083487, 32801483, 38765389, 75250461, 98404449, 116296167, 426419279, 1279257837]

約数ペア:

[(1, 1279257837), (3, 426419279), (11, 116296167), (13, 98404449), (17, 75250461), (33, 38765389), (39, 32801483), (51, 25083487), (103, 12419979), (131, 9765327), (143, 8945859), (169, 7569573), (187, 6840951), (221, 5788497), (309, 4139993), (393, 3255109), (429, 2981953), (507, 2523191), (561, 2280317), (663, 1929499), (1133, 1129089), (1339, 955383), (1441, 887757), (1703, 751179), (1751, 730587), (1859, 688143), (2227, 574431), (2431, 526227), (2873, 445269), (3399, 376363), (4017, 318461), (4323, 295919), (5109, 250393), (5253, 243529), (5577, 229381), (6681, 191477), (7293, 175409), (8619, 148423), (13493, 94809), (14729, 86853), (17407, 73491), (18733, 68289), (19261, 66417), (22139, 57783), (22763, 56199), (24497, 52221), (28951, 44187), (31603, 40479)]