2013261885

素因数分解:

$3^4\times 5^1\times {\mathrm{4971017}}^1$

素因数の和:4971034

約数の個数: 20

約数和(自身を含む): 3608959068

約数和(自身を除く): 1595697183

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4971017, 14913051, 24855085, 44739153, 74565255, 134217459, 223695765, 402652377, 671087295, 2013261885]

約数ペア:

[(1, 2013261885), (3, 671087295), (5, 402652377), (9, 223695765), (15, 134217459), (27, 74565255), (45, 44739153), (81, 24855085), (135, 14913051), (405, 4971017)]