161947072

素因数分解:

$2^6\times 7^1\times {\mathrm{193}}^1\times {\mathrm{1873}}^1$

素因数の和:2085

約数の個数: 56

約数和(自身を含む): 369372896

約数和(自身を除く): 207425824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 193, 224, 386, 448, 772, 1351, 1544, 1873, 2702, 3088, 3746, 5404, 6176, 7492, 10808, 12352, 13111, 14984, 21616, 26222, 29968, 43232, 52444, 59936, 86464, 104888, 119872, 209776, 361489, 419552, 722978, 839104, 1445956, 2530423, 2891912, 5060846, 5783824, 10121692, 11567648, 20243384, 23135296, 40486768, 80973536, 161947072]

約数ペア:

[(1, 161947072), (2, 80973536), (4, 40486768), (7, 23135296), (8, 20243384), (14, 11567648), (16, 10121692), (28, 5783824), (32, 5060846), (56, 2891912), (64, 2530423), (112, 1445956), (193, 839104), (224, 722978), (386, 419552), (448, 361489), (772, 209776), (1351, 119872), (1544, 104888), (1873, 86464), (2702, 59936), (3088, 52444), (3746, 43232), (5404, 29968), (6176, 26222), (7492, 21616), (10808, 14984), (12352, 13111)]