207780001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 260886528

約数和(自身を除く): 53106527

約数列:

[1, 11, 13, 17, 127, 143, 187, 221, 673, 1397, 1651, 2159, 2431, 7403, 8749, 11441, 18161, 23749, 28067, 85471, 96239, 125851, 148733, 308737, 940181, 1111123, 1453007, 1636063, 12222353, 15983077, 18889091, 207780001]

約数ペア:

[(1, 207780001), (11, 18889091), (13, 15983077), (17, 12222353), (127, 1636063), (143, 1453007), (187, 1111123), (221, 940181), (673, 308737), (1397, 148733), (1651, 125851), (2159, 96239), (2431, 85471), (7403, 28067), (8749, 23749), (11441, 18161)]