209985254

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{6089}}^1$

素因数の和:6535

約数の個数: 16

約数和(自身を含む): 323159760

約数和(自身を除く): 113174506

約数列:

[1, 2, 43, 86, 401, 802, 6089, 12178, 17243, 34486, 261827, 523654, 2441689, 4883378, 104992627, 209985254]

約数ペア:

[(1, 209985254), (2, 104992627), (43, 4883378), (86, 2441689), (401, 523654), (802, 261827), (6089, 34486), (12178, 17243)]