393347367

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109537}}^1$

素因数の和:109572

約数の個数: 32

約数和(自身を含む): 701043200

約数和(自身を除く): 307695833

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 109537, 328611, 766759, 985833, 2081203, 2300277, 2957499, 6243609, 6900831, 14568421, 18730827, 20702493, 43705263, 56192481, 131115789, 393347367]

約数ペア:

[(1, 393347367), (3, 131115789), (7, 56192481), (9, 43705263), (19, 20702493), (21, 18730827), (27, 14568421), (57, 6900831), (63, 6243609), (133, 2957499), (171, 2300277), (189, 2081203), (399, 985833), (513, 766759), (1197, 328611), (3591, 109537)]