31303216

素因数分解:

$2^4\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1009}}^1$

素因数の和:1301

約数の個数: 40

約数和(自身を含む): 69633440

約数和(自身を除く): 38330224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 277, 554, 1009, 1108, 1939, 2018, 2216, 3878, 4036, 4432, 7063, 7756, 8072, 14126, 15512, 16144, 28252, 31024, 56504, 113008, 279493, 558986, 1117972, 1956451, 2235944, 3912902, 4471888, 7825804, 15651608, 31303216]

約数ペア:

[(1, 31303216), (2, 15651608), (4, 7825804), (7, 4471888), (8, 3912902), (14, 2235944), (16, 1956451), (28, 1117972), (56, 558986), (112, 279493), (277, 113008), (554, 56504), (1009, 31024), (1108, 28252), (1939, 16144), (2018, 15512), (2216, 14126), (3878, 8072), (4036, 7756), (4432, 7063)]