401980839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{7529}}^1$

素因数の和:7619

約数の個数: 24

約数和(自身を含む): 593303760

約数和(自身を除く): 191322921

約数列:

[1, 3, 13, 37, 39, 111, 481, 1369, 1443, 4107, 7529, 17797, 22587, 53391, 97877, 278573, 293631, 835719, 3621449, 10307201, 10864347, 30921603, 133993613, 401980839]

約数ペア:

[(1, 401980839), (3, 133993613), (13, 30921603), (37, 10864347), (39, 10307201), (111, 3621449), (481, 835719), (1369, 293631), (1443, 278573), (4107, 97877), (7529, 53391), (17797, 22587)]