15001217

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 19152000

約数和(自身を除く): 4150783

約数列:

[1, 7, 11, 77, 89, 121, 199, 623, 847, 979, 1393, 2189, 6853, 10769, 15323, 17711, 24079, 75383, 123977, 168553, 194821, 1363747, 2143031, 15001217]

約数ペア:

[(1, 15001217), (7, 2143031), (11, 1363747), (77, 194821), (89, 168553), (121, 123977), (199, 75383), (623, 24079), (847, 17711), (979, 15323), (1393, 10769), (2189, 6853)]