669121921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{20051}}^1$

素因数の和:20232

約数の個数: 16

約数和(自身を含む): 768071808

約数和(自身を除く): 98949887

約数列:

[1, 13, 17, 151, 221, 1963, 2567, 20051, 33371, 260663, 340867, 3027701, 4431271, 39360113, 51470917, 669121921]

約数ペア:

[(1, 669121921), (13, 51470917), (17, 39360113), (151, 4431271), (221, 3027701), (1963, 340867), (2567, 260663), (20051, 33371)]