216775384

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{90023}}^1$

素因数の和:90079

約数の個数: 32

約数和(自身を含む): 475326720

約数和(自身を除く): 258551336

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 90023, 180046, 360092, 630161, 720184, 1260322, 2520644, 3870989, 5041288, 7741978, 15483956, 27096923, 30967912, 54193846, 108387692, 216775384]

約数ペア:

[(1, 216775384), (2, 108387692), (4, 54193846), (7, 30967912), (8, 27096923), (14, 15483956), (28, 7741978), (43, 5041288), (56, 3870989), (86, 2520644), (172, 1260322), (301, 720184), (344, 630161), (602, 360092), (1204, 180046), (2408, 90023)]