1330749987

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{28027}}^1$

素因数の和:28080

約数の個数: 48

約数和(自身を含む): 2300538240

約数和(自身を除く): 969788253

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 2261, 2499, 2793, 6783, 15827, 28027, 47481, 84081, 196189, 476459, 532513, 588567, 1373323, 1429377, 1597539, 3335213, 3727591, 4119969, 9052721, 10005639, 11182773, 23346491, 26093137, 27158163, 63369047, 70039473, 78279411, 190107141, 443583329, 1330749987]

約数ペア:

[(1, 1330749987), (3, 443583329), (7, 190107141), (17, 78279411), (19, 70039473), (21, 63369047), (49, 27158163), (51, 26093137), (57, 23346491), (119, 11182773), (133, 10005639), (147, 9052721), (323, 4119969), (357, 3727591), (399, 3335213), (833, 1597539), (931, 1429377), (969, 1373323), (2261, 588567), (2499, 532513), (2793, 476459), (6783, 196189), (15827, 84081), (28027, 47481)]