26621055

素因数分解:

$3^4\times 5^1\times {\mathrm{65731}}^1$

素因数の和:65748

約数の個数: 20

約数和(自身を含む): 47721432

約数和(自身を除く): 21100377

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65731, 197193, 328655, 591579, 985965, 1774737, 2957895, 5324211, 8873685, 26621055]

約数ペア:

[(1, 26621055), (3, 8873685), (5, 5324211), (9, 2957895), (15, 1774737), (27, 985965), (45, 591579), (81, 328655), (135, 197193), (405, 65731)]