2013231105

素因数分解:

$3^4\times 5^1\times {\mathrm{4970941}}^1$

素因数の和:4970958

約数の個数: 20

約数和(自身を含む): 3608903892

約数和(自身を除く): 1595672787

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4970941, 14912823, 24854705, 44738469, 74564115, 134215407, 223692345, 402646221, 671077035, 2013231105]

約数ペア:

[(1, 2013231105), (3, 671077035), (5, 402646221), (9, 223692345), (15, 134215407), (27, 74564115), (45, 44738469), (81, 24854705), (135, 14912823), (405, 4970941)]