205865631

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{149503}}^1$

素因数の和:149532

約数の個数: 20

約数和(自身を含む): 325619712

約数和(自身を除く): 119754081

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 149503, 448509, 1345527, 2541551, 4036581, 7624653, 12109743, 22873959, 68621877, 205865631]

約数ペア:

[(1, 205865631), (3, 68621877), (9, 22873959), (17, 12109743), (27, 7624653), (51, 4036581), (81, 2541551), (153, 1345527), (459, 448509), (1377, 149503)]