12497409

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:846

約数の個数: 20

約数和(自身を含む): 18770004

約数和(自身を除く): 6272595

約数列:

[1, 3, 9, 27, 81, 277, 557, 831, 1671, 2493, 5013, 7479, 15039, 22437, 45117, 154289, 462867, 1388601, 4165803, 12497409]

約数ペア:

[(1, 12497409), (3, 4165803), (9, 1388601), (27, 462867), (81, 154289), (277, 45117), (557, 22437), (831, 15039), (1671, 7479), (2493, 5013)]