81263098

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109519}}^1$

素因数の和:109581

約数の個数: 16

約数和(自身を含む): 141937920

約数和(自身を除く): 60674822

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 109519, 219038, 766633, 1533266, 5804507, 11609014, 40631549, 81263098]

約数ペア:

[(1, 81263098), (2, 40631549), (7, 11609014), (14, 5804507), (53, 1533266), (106, 766633), (371, 219038), (742, 109519)]