84757281

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 132192000

約数和(自身を除く): 47434719

約数列:

[1, 3, 7, 21, 89, 101, 267, 303, 449, 623, 707, 1347, 1869, 2121, 3143, 8989, 9429, 26967, 39961, 45349, 62923, 119883, 136047, 188769, 279727, 317443, 839181, 952329, 4036061, 12108183, 28252427, 84757281]

約数ペア:

[(1, 84757281), (3, 28252427), (7, 12108183), (21, 4036061), (89, 952329), (101, 839181), (267, 317443), (303, 279727), (449, 188769), (623, 136047), (707, 119883), (1347, 62923), (1869, 45349), (2121, 39961), (3143, 26967), (8989, 9429)]