30725487

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29179}}^1$

素因数の和:29204

約数の個数: 20

約数和(自身を含む): 49430920

約数和(自身を除く): 18705433

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 29179, 87537, 262611, 379327, 787833, 1137981, 2363499, 3413943, 10241829, 30725487]

約数ペア:

[(1, 30725487), (3, 10241829), (9, 3413943), (13, 2363499), (27, 1137981), (39, 787833), (81, 379327), (117, 262611), (351, 87537), (1053, 29179)]