205174921

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{20773}}^1$

素因数の和:20880

約数の個数: 16

約数和(自身を含む): 251282304

約数和(自身を除く): 46107383

約数列:

[1, 7, 17, 83, 119, 581, 1411, 9877, 20773, 145411, 353141, 1724159, 2471987, 12069113, 29310703, 205174921]

約数ペア:

[(1, 205174921), (7, 29310703), (17, 12069113), (83, 2471987), (119, 1724159), (581, 353141), (1411, 145411), (9877, 20773)]