129209899

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{74731}}^1$

素因数の和:74770

約数の個数: 16

約数和(自身を含む): 167399680

約数和(自身を除く): 38189781

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 74731, 523117, 971503, 1419889, 6800521, 9939223, 18458557, 129209899]

約数ペア:

[(1, 129209899), (7, 18458557), (13, 9939223), (19, 6800521), (91, 1419889), (133, 971503), (247, 523117), (1729, 74731)]