253385319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{7103}}^1$

素因数の和:7187

約数の個数: 32

約数和(自身を含む): 392822784

約数和(自身を除く): 139437465

約数列:

[1, 3, 11, 23, 33, 47, 69, 141, 253, 517, 759, 1081, 1551, 3243, 7103, 11891, 21309, 35673, 78133, 163369, 234399, 333841, 490107, 1001523, 1797059, 3672251, 5391177, 7678343, 11016753, 23035029, 84461773, 253385319]

約数ペア:

[(1, 253385319), (3, 84461773), (11, 23035029), (23, 11016753), (33, 7678343), (47, 5391177), (69, 3672251), (141, 1797059), (253, 1001523), (517, 490107), (759, 333841), (1081, 234399), (1551, 163369), (3243, 78133), (7103, 35673), (11891, 21309)]