131943456

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19919}}^1$

素因数の和:19958

約数の個数: 72

約数和(自身を含む): 391547520

約数和(自身を除く): 259604064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 19919, 39838, 59757, 79676, 119514, 159352, 179271, 239028, 318704, 358542, 458137, 478056, 637408, 717084, 916274, 956112, 1374411, 1434168, 1832548, 1912224, 2748822, 2868336, 3665096, 4123233, 5497644, 5736672, 7330192, 8246466, 10995288, 14660384, 16492932, 21990576, 32985864, 43981152, 65971728, 131943456]

約数ペア:

[(1, 131943456), (2, 65971728), (3, 43981152), (4, 32985864), (6, 21990576), (8, 16492932), (9, 14660384), (12, 10995288), (16, 8246466), (18, 7330192), (23, 5736672), (24, 5497644), (32, 4123233), (36, 3665096), (46, 2868336), (48, 2748822), (69, 1912224), (72, 1832548), (92, 1434168), (96, 1374411), (138, 956112), (144, 916274), (184, 717084), (207, 637408), (276, 478056), (288, 458137), (368, 358542), (414, 318704), (552, 239028), (736, 179271), (828, 159352), (1104, 119514), (1656, 79676), (2208, 59757), (3312, 39838), (6624, 19919)]