205129981

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1\times {\mathrm{769}}^1$

素因数の和:1548

約数の個数: 16

約数和(自身を含む): 239500800

約数和(自身を除く): 34370819

約数列:

[1, 7, 53, 371, 719, 769, 5033, 5383, 38107, 40757, 266749, 285299, 552911, 3870377, 29304283, 205129981]

約数ペア:

[(1, 205129981), (7, 29304283), (53, 3870377), (371, 552911), (719, 285299), (769, 266749), (5033, 40757), (5383, 38107)]