11998539

素因数分解:

$3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{839}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 7919541

約数列:

[1, 3, 7, 9, 21, 63, 227, 681, 839, 1589, 2043, 2517, 4767, 5873, 7551, 14301, 17619, 52857, 190453, 571359, 1333171, 1714077, 3999513, 11998539]

約数ペア:

[(1, 11998539), (3, 3999513), (7, 1714077), (9, 1333171), (21, 571359), (63, 190453), (227, 52857), (681, 17619), (839, 14301), (1589, 7551), (2043, 5873), (2517, 4767)]