30409587

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{28879}}^1$

素因数の和:28904

約数の個数: 20

約数和(自身を含む): 48922720

約数和(自身を除く): 18513133

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 28879, 86637, 259911, 375427, 779733, 1126281, 2339199, 3378843, 10136529, 30409587]

約数ペア:

[(1, 30409587), (3, 10136529), (9, 3378843), (13, 2339199), (27, 1126281), (39, 779733), (81, 375427), (117, 259911), (351, 86637), (1053, 28879)]