397757768

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{4513}}^1$

素因数の和:5021

約数の個数: 32

約数和(自身を含む): 780019200

約数和(自身を除く): 382261432

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 479, 958, 1916, 3832, 4513, 9026, 11017, 18052, 22034, 36104, 44068, 88136, 103799, 207598, 415196, 830392, 2161727, 4323454, 8646908, 17293816, 49719721, 99439442, 198878884, 397757768]

約数ペア:

[(1, 397757768), (2, 198878884), (4, 99439442), (8, 49719721), (23, 17293816), (46, 8646908), (92, 4323454), (184, 2161727), (479, 830392), (958, 415196), (1916, 207598), (3832, 103799), (4513, 88136), (9026, 44068), (11017, 36104), (18052, 22034)]