3805947

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2473}}^1$

素因数の和:2504

約数の個数: 20

約数和(自身を含む): 5987080

約数和(自身を除く): 2181133

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2473, 7419, 22257, 46987, 66771, 140961, 200313, 422883, 1268649, 3805947]

約数ペア:

[(1, 3805947), (3, 1268649), (9, 422883), (19, 200313), (27, 140961), (57, 66771), (81, 46987), (171, 22257), (513, 7419), (1539, 2473)]