219528905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{112291}}^1$

素因数の和:112336

約数の個数: 16

約数和(自身を含む): 291060864

約数和(自身を除く): 71531959

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 112291, 561455, 1908947, 2582693, 9544735, 12913465, 43905781, 219528905]

約数ペア:

[(1, 219528905), (5, 43905781), (17, 12913465), (23, 9544735), (85, 2582693), (115, 1908947), (391, 561455), (1955, 112291)]