211358521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:960

約数の個数: 16

約数和(自身を含む): 233798400

約数和(自身を除く): 22439879

約数列:

[1, 11, 109, 409, 431, 1199, 4499, 4741, 44581, 46979, 176279, 490391, 516769, 1939069, 19214411, 211358521]

約数ペア:

[(1, 211358521), (11, 19214411), (109, 1939069), (409, 516769), (431, 490391), (1199, 176279), (4499, 46979), (4741, 44581)]