197091213

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{542951}}^1$

素因数の和:542976

約数の個数: 12

約数和(自身を含む): 288850464

約数和(自身を除く): 91759251

約数列:

[1, 3, 11, 33, 121, 363, 542951, 1628853, 5972461, 17917383, 65697071, 197091213]

約数ペア:

[(1, 197091213), (3, 65697071), (11, 17917383), (33, 5972461), (121, 1628853), (363, 542951)]