15420489

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{25321}}^1$

素因数の和:25360

約数の個数: 16

約数和(自身を含む): 24309120

約数和(自身を除く): 8888631

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 25321, 75963, 177247, 531741, 734309, 2202927, 5140163, 15420489]

約数ペア:

[(1, 15420489), (3, 5140163), (7, 2202927), (21, 734309), (29, 531741), (87, 177247), (203, 75963), (609, 25321)]