139980261

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{51787}}^1$

素因数の和:51860

約数の個数: 16

約数和(自身を含む): 201351744

約数和(自身を除く): 61371483

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 51787, 155361, 880379, 2641137, 2744711, 8234133, 46660087, 139980261]

約数ペア:

[(1, 139980261), (3, 46660087), (17, 8234133), (51, 2744711), (53, 2641137), (159, 880379), (901, 155361), (2703, 51787)]