221400328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{2897}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 427223160

約数和(自身を除く): 205822832

約数列:

[1, 2, 4, 8, 41, 82, 164, 233, 328, 466, 932, 1864, 2897, 5794, 9553, 11588, 19106, 23176, 38212, 76424, 118777, 237554, 475108, 675001, 950216, 1350002, 2700004, 5400008, 27675041, 55350082, 110700164, 221400328]

約数ペア:

[(1, 221400328), (2, 110700164), (4, 55350082), (8, 27675041), (41, 5400008), (82, 2700004), (164, 1350002), (233, 950216), (328, 675001), (466, 475108), (932, 237554), (1864, 118777), (2897, 76424), (5794, 38212), (9553, 23176), (11588, 19106)]