858502090

素因数分解:

$2^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{66499}}^1$

素因数の和:67797

約数の個数: 16

約数和(自身を含む): 1546524000

約数和(自身を除く): 688021910

約数列:

[1, 2, 5, 10, 1291, 2582, 6455, 12910, 66499, 132998, 332495, 664990, 85850209, 171700418, 429251045, 858502090]

約数ペア:

[(1, 858502090), (2, 429251045), (5, 171700418), (10, 85850209), (1291, 664990), (2582, 332495), (6455, 132998), (12910, 66499)]