121311815

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{1013}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 149374368

約数和(自身を除く): 28062553

約数列:

[1, 5, 43, 215, 557, 1013, 2785, 5065, 23951, 43559, 119755, 217795, 564241, 2821205, 24262363, 121311815]

約数ペア:

[(1, 121311815), (5, 24262363), (43, 2821205), (215, 564241), (557, 217795), (1013, 119755), (2785, 43559), (5065, 23951)]