2159202215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{590753}}^1$

素因数の和:590818

約数の個数: 16

約数和(自身を含む): 2807263008

約数和(自身を除く): 648060793

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 590753, 2953765, 10042801, 25402379, 50214005, 127011895, 431840443, 2159202215]

約数ペア:

[(1, 2159202215), (5, 431840443), (17, 127011895), (43, 50214005), (85, 25402379), (215, 10042801), (731, 2953765), (3655, 590753)]