420027839

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{9689}}^1$

素因数の和:10270

約数の個数: 16

約数和(自身を含む): 524655360

約数和(自身を除く): 104627521

約数列:

[1, 7, 11, 77, 563, 3941, 6193, 9689, 43351, 67823, 106579, 746053, 5454907, 38184349, 60003977, 420027839]

約数ペア:

[(1, 420027839), (7, 60003977), (11, 38184349), (77, 5454907), (563, 746053), (3941, 106579), (6193, 67823), (9689, 43351)]