1990656753

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{509}}^1\times {\mathrm{27737}}^1$

素因数の和:28296

約数の個数: 16

約数和(自身を含む): 2716104960

約数和(自身を除く): 725448207

約数列:

[1, 3, 47, 141, 509, 1527, 23923, 27737, 71769, 83211, 1303639, 3910917, 14118133, 42354399, 663552251, 1990656753]

約数ペア:

[(1, 1990656753), (3, 663552251), (47, 42354399), (141, 14118133), (509, 3910917), (1527, 1303639), (23923, 83211), (27737, 71769)]