111990928

素因数分解:

$2^4\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1009}}^1$

素因数の和:2015

約数の個数: 40

約数和(自身を含む): 248476160

約数和(自身を除く): 136485232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 991, 1009, 1982, 2018, 3964, 4036, 6937, 7063, 7928, 8072, 13874, 14126, 15856, 16144, 27748, 28252, 55496, 56504, 110992, 113008, 999919, 1999838, 3999676, 6999433, 7999352, 13998866, 15998704, 27997732, 55995464, 111990928]

約数ペア:

[(1, 111990928), (2, 55995464), (4, 27997732), (7, 15998704), (8, 13998866), (14, 7999352), (16, 6999433), (28, 3999676), (56, 1999838), (112, 999919), (991, 113008), (1009, 110992), (1982, 56504), (2018, 55496), (3964, 28252), (4036, 27748), (6937, 16144), (7063, 15856), (7928, 14126), (8072, 13874)]