131364981

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1798

約数の個数: 36

約数和(自身を含む): 211629600

約数和(自身を除く): 80264619

約数列:

[1, 3, 9, 11, 33, 71, 99, 121, 213, 363, 639, 781, 1089, 1699, 2343, 5097, 7029, 8591, 15291, 18689, 25773, 56067, 77319, 120629, 168201, 205579, 361887, 616737, 1085661, 1326919, 1850211, 3980757, 11942271, 14596109, 43788327, 131364981]

約数ペア:

[(1, 131364981), (3, 43788327), (9, 14596109), (11, 11942271), (33, 3980757), (71, 1850211), (99, 1326919), (121, 1085661), (213, 616737), (363, 361887), (639, 205579), (781, 168201), (1089, 120629), (1699, 77319), (2343, 56067), (5097, 25773), (7029, 18689), (8591, 15291)]