558333

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:186

約数の個数: 20

約数和(自身を含む): 855228

約数和(自身を除く): 296895

約数列:

[1, 3, 9, 27, 61, 81, 113, 183, 339, 549, 1017, 1647, 3051, 4941, 6893, 9153, 20679, 62037, 186111, 558333]

約数ペア:

[(1, 558333), (3, 186111), (9, 62037), (27, 20679), (61, 9153), (81, 6893), (113, 4941), (183, 3051), (339, 1647), (549, 1017)]