1891330441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1889441}}^1$

素因数の和:1889472

約数の個数: 16

約数和(自身を含む): 2539410048

約数和(自身を除く): 648079607

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 1889441, 13226087, 20783851, 24562733, 145486957, 171939131, 270190063, 1891330441]

約数ペア:

[(1, 1891330441), (7, 270190063), (11, 171939131), (13, 145486957), (77, 24562733), (91, 20783851), (143, 13226087), (1001, 1889441)]