15686541

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{14897}}^1$

素因数の和:14922

約数の個数: 20

約数和(自身を含む): 25237212

約数和(自身を除く): 9550671

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 14897, 44691, 134073, 193661, 402219, 580983, 1206657, 1742949, 5228847, 15686541]

約数ペア:

[(1, 15686541), (3, 5228847), (9, 1742949), (13, 1206657), (27, 580983), (39, 402219), (81, 193661), (117, 134073), (351, 44691), (1053, 14897)]