380654319

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 536440320

約数和(自身を除く): 155786001

約数列:

[1, 3, 29, 87, 103, 107, 309, 321, 397, 1191, 2987, 3103, 8961, 9309, 11021, 11513, 33063, 34539, 40891, 42479, 122673, 127437, 319609, 958827, 1185839, 1231891, 3557517, 3695673, 4375337, 13126011, 126884773, 380654319]

約数ペア:

[(1, 380654319), (3, 126884773), (29, 13126011), (87, 4375337), (103, 3695673), (107, 3557517), (309, 1231891), (321, 1185839), (397, 958827), (1191, 319609), (2987, 127437), (3103, 122673), (8961, 42479), (9309, 40891), (11021, 34539), (11513, 33063)]