199775079

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15319}}^1$

素因数の和:15361

約数の個数: 40

約数和(自身を含む): 355914240

約数和(自身を除く): 156139161

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 15319, 45957, 107233, 137871, 321699, 352337, 413613, 965097, 1057011, 1240839, 2466359, 2895291, 3171033, 7399077, 8685873, 9513099, 22197231, 28539297, 66591693, 199775079]

約数ペア:

[(1, 199775079), (3, 66591693), (7, 28539297), (9, 22197231), (21, 9513099), (23, 8685873), (27, 7399077), (63, 3171033), (69, 2895291), (81, 2466359), (161, 1240839), (189, 1057011), (207, 965097), (483, 413613), (567, 352337), (621, 321699), (1449, 137871), (1863, 107233), (4347, 45957), (13041, 15319)]