1995890481

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{741691}}^1$

素因数の和:741733

約数の個数: 24

約数和(自身を含む): 3239710656

約数和(自身を除く): 1243820175

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 741691, 2225073, 6675219, 9641983, 17058893, 28925949, 51176679, 86777847, 153530037, 221765609, 665296827, 1995890481]

約数ペア:

[(1, 1995890481), (3, 665296827), (9, 221765609), (13, 153530037), (23, 86777847), (39, 51176679), (69, 28925949), (117, 17058893), (207, 9641983), (299, 6675219), (897, 2225073), (2691, 741691)]