3784401

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2490

約数の個数: 20

約数和(自身を含む): 5953200

約数和(自身を除く): 2168799

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2459, 7377, 22131, 46721, 66393, 140163, 199179, 420489, 1261467, 3784401]

約数ペア:

[(1, 3784401), (3, 1261467), (9, 420489), (19, 199179), (27, 140163), (57, 66393), (81, 46721), (171, 22131), (513, 7377), (1539, 2459)]