197702021

素因数分解:

${\mathrm{11}}^2\times {\mathrm{421}}^1\times {\mathrm{3881}}^1$

素因数の和:4324

約数の個数: 12

約数和(自身を含む): 217881132

約数和(自身を除く): 20179111

約数列:

[1, 11, 121, 421, 3881, 4631, 42691, 50941, 469601, 1633901, 17972911, 197702021]

約数ペア:

[(1, 197702021), (11, 17972911), (121, 1633901), (421, 469601), (3881, 50941), (4631, 42691)]