211085270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{9643}}^1$

素因数の和:9860

約数の個数: 32

約数和(自身を含む): 416620800

約数和(自身を除く): 205535530

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1990, 2189, 4378, 9643, 10945, 19286, 21890, 48215, 96430, 106073, 212146, 530365, 1060730, 1918957, 3837914, 9594785, 19189570, 21108527, 42217054, 105542635, 211085270]

約数ペア:

[(1, 211085270), (2, 105542635), (5, 42217054), (10, 21108527), (11, 19189570), (22, 9594785), (55, 3837914), (110, 1918957), (199, 1060730), (398, 530365), (995, 212146), (1990, 106073), (2189, 96430), (4378, 48215), (9643, 21890), (10945, 19286)]