90059879

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 114960384

約数和(自身を除く): 24900505

約数列:

[1, 7, 13, 53, 71, 91, 263, 371, 497, 689, 923, 1841, 3419, 3763, 4823, 6461, 13939, 18673, 23933, 26341, 48919, 97573, 130711, 181207, 242749, 342433, 989669, 1268449, 1699243, 6927683, 12865697, 90059879]

約数ペア:

[(1, 90059879), (7, 12865697), (13, 6927683), (53, 1699243), (71, 1268449), (91, 989669), (263, 342433), (371, 242749), (497, 181207), (689, 130711), (923, 97573), (1841, 48919), (3419, 26341), (3763, 23933), (4823, 18673), (6461, 13939)]