1330709877

素因数分解:

$3^4\times 7^1\times {\mathrm{2346931}}^1$

素因数の和:2346950

約数の個数: 20

約数和(自身を含む): 2271830176

約数和(自身を除く): 941120299

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2346931, 7040793, 16428517, 21122379, 49285551, 63367137, 147856653, 190101411, 443569959, 1330709877]

約数ペア:

[(1, 1330709877), (3, 443569959), (7, 190101411), (9, 147856653), (21, 63367137), (27, 49285551), (63, 21122379), (81, 16428517), (189, 7040793), (567, 2346931)]