87449989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 107688960

約数和(自身を除く): 20238971

約数列:

[1, 11, 17, 19, 151, 163, 187, 209, 323, 1661, 1793, 2567, 2771, 2869, 3097, 3553, 24613, 28237, 30481, 31559, 34067, 48773, 52649, 270743, 418421, 467647, 536503, 579139, 4602631, 5144117, 7949999, 87449989]

約数ペア:

[(1, 87449989), (11, 7949999), (17, 5144117), (19, 4602631), (151, 579139), (163, 536503), (187, 467647), (209, 418421), (323, 270743), (1661, 52649), (1793, 48773), (2567, 34067), (2771, 31559), (2869, 30481), (3097, 28237), (3553, 24613)]