1271218421

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1144211}}^1$

素因数の和:1144323

約数の個数: 8

約数和(自身を含む): 1400515488

約数和(自身を除く): 129297067

約数列:

[1, 11, 101, 1111, 1144211, 12586321, 115565311, 1271218421]

約数ペア:

[(1, 1271218421), (11, 115565311), (101, 12586321), (1111, 1144211)]