30287673

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19913}}^1$

素因数の和:19945

約数の個数: 18

約数和(自身を含む): 47375406

約数和(自身を除く): 17087733

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 19913, 59739, 179217, 258869, 776607, 2329821, 3365297, 10095891, 30287673]

約数ペア:

[(1, 30287673), (3, 10095891), (9, 3365297), (13, 2329821), (39, 776607), (117, 258869), (169, 179217), (507, 59739), (1521, 19913)]