1511216

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 3404544

約数和(自身を除く): 1893328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 131, 206, 262, 412, 524, 721, 824, 917, 1048, 1442, 1648, 1834, 2096, 2884, 3668, 5768, 7336, 11536, 13493, 14672, 26986, 53972, 94451, 107944, 188902, 215888, 377804, 755608, 1511216]

約数ペア:

[(1, 1511216), (2, 755608), (4, 377804), (7, 215888), (8, 188902), (14, 107944), (16, 94451), (28, 53972), (56, 26986), (103, 14672), (112, 13493), (131, 11536), (206, 7336), (262, 5768), (412, 3668), (524, 2884), (721, 2096), (824, 1834), (917, 1648), (1048, 1442)]