129215534

素因数分解:

$2^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{20021}}^1$

素因数の和:20491

約数の個数: 16

約数和(自身を含む): 222003936

約数和(自身を除く): 92788402

約数列:

[1, 2, 7, 14, 461, 922, 3227, 6454, 20021, 40042, 140147, 280294, 9229681, 18459362, 64607767, 129215534]

約数ペア:

[(1, 129215534), (2, 64607767), (7, 18459362), (14, 9229681), (461, 280294), (922, 140147), (3227, 40042), (6454, 20021)]