30991653

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4969}}^1$

素因数の和:4999

約数の個数: 40

約数和(自身を含む): 57731520

約数和(自身を除く): 26739867

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 4969, 6237, 14907, 34783, 44721, 54659, 104349, 134163, 163977, 313047, 382613, 402489, 491931, 939141, 1147839, 1475793, 2817423, 3443517, 4427379, 10330551, 30991653]

約数ペア:

[(1, 30991653), (3, 10330551), (7, 4427379), (9, 3443517), (11, 2817423), (21, 1475793), (27, 1147839), (33, 939141), (63, 491931), (77, 402489), (81, 382613), (99, 313047), (189, 163977), (231, 134163), (297, 104349), (567, 54659), (693, 44721), (891, 34783), (2079, 14907), (4969, 6237)]