256218996843

素因数分解:

$3^2\times {\mathrm{557}}^1\times {\mathrm{51110911}}^1$

素因数の和:51111474

約数の個数: 12

約数和(自身を含む): 370758555648

約数和(自身を除く): 114539558805

約数列:

[1, 3, 9, 557, 1671, 5013, 51110911, 153332733, 459998199, 28468777427, 85406332281, 256218996843]

約数ペア:

[(1, 256218996843), (3, 85406332281), (9, 28468777427), (557, 459998199), (1671, 153332733), (5013, 51110911)]