1330490763

素因数分解:

$3^2\times 7^1\times {\mathrm{21118901}}^1$

素因数の和:21118914

約数の個数: 12

約数和(自身を含む): 2196365808

約数和(自身を除く): 865875045

約数列:

[1, 3, 7, 9, 21, 63, 21118901, 63356703, 147832307, 190070109, 443496921, 1330490763]

約数ペア:

[(1, 1330490763), (3, 443496921), (7, 190070109), (9, 147832307), (21, 63356703), (63, 21118901)]