211276910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1625207}}^1$

素因数の和:1625227

約数の個数: 16

約数和(自身を含む): 409552416

約数和(自身を除く): 198275506

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1625207, 3250414, 8126035, 16252070, 21127691, 42255382, 105638455, 211276910]

約数ペア:

[(1, 211276910), (2, 105638455), (5, 42255382), (10, 21127691), (13, 16252070), (26, 8126035), (65, 3250414), (130, 1625207)]