1900992709

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1593

約数の個数: 32

約数和(自身を含む): 2407449600

約数和(自身を除く): 506456891

約数列:

[1, 7, 11, 77, 107, 179, 749, 1177, 1253, 1289, 1969, 8239, 9023, 13783, 14179, 19153, 99253, 134071, 137923, 210683, 230731, 965461, 1474781, 1517153, 1615117, 2538041, 10620071, 17766287, 24688217, 172817519, 271570387, 1900992709]

約数ペア:

[(1, 1900992709), (7, 271570387), (11, 172817519), (77, 24688217), (107, 17766287), (179, 10620071), (749, 2538041), (1177, 1615117), (1253, 1517153), (1289, 1474781), (1969, 965461), (8239, 230731), (9023, 210683), (13783, 137923), (14179, 134071), (19153, 99253)]