40780503

素因数分解:

$3^5\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 61418448

約数和(自身を除く): 20637945

約数列:

[1, 3, 9, 27, 81, 243, 257, 653, 771, 1959, 2313, 5877, 6939, 17631, 20817, 52893, 62451, 158679, 167821, 503463, 1510389, 4531167, 13593501, 40780503]

約数ペア:

[(1, 40780503), (3, 13593501), (9, 4531167), (27, 1510389), (81, 503463), (243, 167821), (257, 158679), (653, 62451), (771, 52893), (1959, 20817), (2313, 17631), (5877, 6939)]