219612001

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{16931}}^1$

素因数の和:17064

約数の個数: 16

約数和(自身を含む): 268202880

約数和(自身を除く): 48590879

約数列:

[1, 7, 17, 109, 119, 763, 1853, 12971, 16931, 118517, 287827, 1845479, 2014789, 12918353, 31373143, 219612001]

約数ペア:

[(1, 219612001), (7, 31373143), (17, 12918353), (109, 2014789), (119, 1845479), (763, 287827), (1853, 118517), (12971, 16931)]