1277408907

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 2011392000

約数和(自身を除く): 733983093

約数列:

[1, 3, 9, 27, 29, 79, 87, 107, 193, 237, 261, 321, 579, 711, 783, 963, 1737, 2133, 2291, 2889, 3103, 5211, 5597, 6873, 8453, 9309, 15247, 16791, 20619, 20651, 25359, 27927, 45741, 50373, 61857, 61953, 76077, 83781, 137223, 151119, 185859, 228231, 245137, 411669, 442163, 557577, 598879, 735411, 1326489, 1631429, 1796637, 2206233, 3979467, 4894287, 5389911, 6618699, 11938401, 14682861, 16169733, 44048583, 47311441, 141934323, 425802969, 1277408907]

約数ペア:

[(1, 1277408907), (3, 425802969), (9, 141934323), (27, 47311441), (29, 44048583), (79, 16169733), (87, 14682861), (107, 11938401), (193, 6618699), (237, 5389911), (261, 4894287), (321, 3979467), (579, 2206233), (711, 1796637), (783, 1631429), (963, 1326489), (1737, 735411), (2133, 598879), (2291, 557577), (2889, 442163), (3103, 411669), (5211, 245137), (5597, 228231), (6873, 185859), (8453, 151119), (9309, 137223), (15247, 83781), (16791, 76077), (20619, 61953), (20651, 61857), (25359, 50373), (27927, 45741)]