3981555

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 7469280

約数和(自身を除く): 3487725

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 113, 135, 145, 243, 261, 339, 405, 435, 565, 783, 1017, 1215, 1305, 1695, 2349, 3051, 3277, 3915, 5085, 7047, 9153, 9831, 11745, 15255, 16385, 27459, 29493, 35235, 45765, 49155, 88479, 137295, 147465, 265437, 442395, 796311, 1327185, 3981555]

約数ペア:

[(1, 3981555), (3, 1327185), (5, 796311), (9, 442395), (15, 265437), (27, 147465), (29, 137295), (45, 88479), (81, 49155), (87, 45765), (113, 35235), (135, 29493), (145, 27459), (243, 16385), (261, 15255), (339, 11745), (405, 9831), (435, 9153), (565, 7047), (783, 5085), (1017, 3915), (1215, 3277), (1305, 3051), (1695, 2349)]