31912370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6421}}^1$

素因数の和:6506

約数の個数: 32

約数和(自身を含む): 66583296

約数和(自身を除く): 34670926

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 6421, 12842, 32105, 44947, 64210, 89894, 224735, 449470, 455891, 911782, 2279455, 3191237, 4558910, 6382474, 15956185, 31912370]

約数ペア:

[(1, 31912370), (2, 15956185), (5, 6382474), (7, 4558910), (10, 3191237), (14, 2279455), (35, 911782), (70, 455891), (71, 449470), (142, 224735), (355, 89894), (497, 64210), (710, 44947), (994, 32105), (2485, 12842), (4970, 6421)]