2891966

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 5495040

約数和(自身を除く): 2603074

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 211, 422, 623, 979, 1246, 1477, 1958, 2321, 2954, 4642, 6853, 13706, 16247, 18779, 32494, 37558, 131453, 206569, 262906, 413138, 1445983, 2891966]

約数ペア:

[(1, 2891966), (2, 1445983), (7, 413138), (11, 262906), (14, 206569), (22, 131453), (77, 37558), (89, 32494), (154, 18779), (178, 16247), (211, 13706), (422, 6853), (623, 4642), (979, 2954), (1246, 2321), (1477, 1958)]