30989259

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9281}}^1$

素因数の和:9347

約数の個数: 24

約数和(自身を含む): 52127712

約数和(自身を除く): 21138453

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 9281, 27843, 64967, 83529, 194901, 491893, 584703, 1475679, 3443251, 4427037, 10329753, 30989259]

約数ペア:

[(1, 30989259), (3, 10329753), (7, 4427037), (9, 3443251), (21, 1475679), (53, 584703), (63, 491893), (159, 194901), (371, 83529), (477, 64967), (1113, 27843), (3339, 9281)]