17780103

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 29254680

約数和(自身を除く): 11474577

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 121, 261, 319, 363, 563, 957, 1089, 1689, 2871, 3509, 5067, 6193, 10527, 16327, 18579, 31581, 48981, 55737, 68123, 146943, 179597, 204369, 538791, 613107, 1616373, 1975567, 5926701, 17780103]

約数ペア:

[(1, 17780103), (3, 5926701), (9, 1975567), (11, 1616373), (29, 613107), (33, 538791), (87, 204369), (99, 179597), (121, 146943), (261, 68123), (319, 55737), (363, 48981), (563, 31581), (957, 18579), (1089, 16327), (1689, 10527), (2871, 6193), (3509, 5067)]