3990273

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1367}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 6128640

約数和(自身を除く): 2138367

約数列:

[1, 3, 7, 21, 139, 417, 973, 1367, 2919, 4101, 9569, 28707, 190013, 570039, 1330091, 3990273]

約数ペア:

[(1, 3990273), (3, 1330091), (7, 570039), (21, 190013), (139, 28707), (417, 9569), (973, 4101), (1367, 2919)]