320427789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2143}}^1$

素因数の和:2377

約数の個数: 32

約数和(自身を含む): 489037824

約数和(自身を除く): 168610035

約数列:

[1, 3, 11, 23, 33, 69, 197, 253, 591, 759, 2143, 2167, 4531, 6429, 6501, 13593, 23573, 49289, 49841, 70719, 147867, 149523, 422171, 542179, 1266513, 1626537, 4643881, 9709933, 13931643, 29129799, 106809263, 320427789]

約数ペア:

[(1, 320427789), (3, 106809263), (11, 29129799), (23, 13931643), (33, 9709933), (69, 4643881), (197, 1626537), (253, 1266513), (591, 542179), (759, 422171), (2143, 149523), (2167, 147867), (4531, 70719), (6429, 49841), (6501, 49289), (13593, 23573)]