210713090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{42397}}^1$

素因数の和:42482

約数の個数: 32

約数和(自身を含む): 439582464

約数和(自身を除く): 228869374

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 42397, 84794, 211985, 296779, 423970, 593558, 1483895, 2967790, 3010187, 6020374, 15050935, 21071309, 30101870, 42142618, 105356545, 210713090]

約数ペア:

[(1, 210713090), (2, 105356545), (5, 42142618), (7, 30101870), (10, 21071309), (14, 15050935), (35, 6020374), (70, 3010187), (71, 2967790), (142, 1483895), (355, 593558), (497, 423970), (710, 296779), (994, 211985), (2485, 84794), (4970, 42397)]