211060990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{42467}}^1$

素因数の和:42552

約数の個数: 32

約数和(自身を含む): 440308224

約数和(自身を除く): 229247234

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 42467, 84934, 212335, 297269, 424670, 594538, 1486345, 2972690, 3015157, 6030314, 15075785, 21106099, 30151570, 42212198, 105530495, 211060990]

約数ペア:

[(1, 211060990), (2, 105530495), (5, 42212198), (7, 30151570), (10, 21106099), (14, 15075785), (35, 6030314), (70, 3015157), (71, 2972690), (142, 1486345), (355, 594538), (497, 424670), (710, 297269), (994, 212335), (2485, 84934), (4970, 42467)]