201158945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71971}}^1$

素因数の和:72032

約数の個数: 16

約数和(自身を含む): 266008512

約数和(自身を除く): 64849567

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 71971, 359855, 935623, 3094753, 4678115, 15473765, 40231789, 201158945]

約数ペア:

[(1, 201158945), (5, 40231789), (13, 15473765), (43, 4678115), (65, 3094753), (215, 935623), (559, 359855), (2795, 71971)]