38640819

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{44879}}^1$

素因数の和:44930

約数の個数: 16

約数和(自身を含む): 60318720

約数和(自身を除く): 21677901

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 44879, 134637, 314153, 942459, 1840039, 5520117, 12880273, 38640819]

約数ペア:

[(1, 38640819), (3, 12880273), (7, 5520117), (21, 1840039), (41, 942459), (123, 314153), (287, 134637), (861, 44879)]