661695183

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{1123}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 994515200

約数和(自身を除く): 332820017

約数列:

[1, 3, 9, 27, 139, 157, 417, 471, 1123, 1251, 1413, 3369, 3753, 4239, 10107, 21823, 30321, 65469, 156097, 176311, 196407, 468291, 528933, 589221, 1404873, 1586799, 4214619, 4760397, 24507229, 73521687, 220565061, 661695183]

約数ペア:

[(1, 661695183), (3, 220565061), (9, 73521687), (27, 24507229), (139, 4760397), (157, 4214619), (417, 1586799), (471, 1404873), (1123, 589221), (1251, 528933), (1413, 468291), (3369, 196407), (3753, 176311), (4239, 156097), (10107, 65469), (21823, 30321)]