1969969809

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{71399}}^1$

素因数の和:71960

約数の個数: 16

約数和(自身を含む): 2786313600

約数和(自身を除く): 816343791

約数列:

[1, 3, 17, 51, 541, 1623, 9197, 27591, 71399, 214197, 1213783, 3641349, 38626859, 115880577, 656656603, 1969969809]

約数ペア:

[(1, 1969969809), (3, 656656603), (17, 115880577), (51, 38626859), (541, 3641349), (1623, 1213783), (9197, 214197), (27591, 71399)]