209460465

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 395673600

約数和(自身を除く): 186213135

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 127, 135, 171, 285, 381, 513, 635, 643, 855, 1143, 1905, 1929, 2413, 2565, 3215, 3429, 5715, 5787, 7239, 9645, 12065, 12217, 17145, 17361, 21717, 28935, 36195, 36651, 61085, 65151, 81661, 86805, 108585, 109953, 183255, 244983, 325755, 329859, 408305, 549765, 734949, 1224915, 1551559, 1649295, 2204847, 3674745, 4654677, 7757795, 11024235, 13964031, 23273385, 41892093, 69820155, 209460465]

約数ペア:

[(1, 209460465), (3, 69820155), (5, 41892093), (9, 23273385), (15, 13964031), (19, 11024235), (27, 7757795), (45, 4654677), (57, 3674745), (95, 2204847), (127, 1649295), (135, 1551559), (171, 1224915), (285, 734949), (381, 549765), (513, 408305), (635, 329859), (643, 325755), (855, 244983), (1143, 183255), (1905, 109953), (1929, 108585), (2413, 86805), (2565, 81661), (3215, 65151), (3429, 61085), (5715, 36651), (5787, 36195), (7239, 28935), (9645, 21717), (12065, 17361), (12217, 17145)]