219903983

素因数分解:

${\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{19421}}^1$

素因数の和:19514

約数の個数: 12

約数和(自身を含む): 241687368

約数和(自身を除く): 21783385

約数列:

[1, 13, 67, 169, 871, 11323, 19421, 252473, 1301207, 3282149, 16915691, 219903983]

約数ペア:

[(1, 219903983), (13, 16915691), (67, 3282149), (169, 1301207), (871, 252473), (11323, 19421)]