205979679

素因数分解:

$3^6\times {\mathrm{59}}^1\times {\mathrm{4789}}^1$

素因数の和:4866

約数の個数: 28

約数和(自身を含む): 314128200

約数和(自身を除く): 108148521

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 531, 729, 1593, 4779, 4789, 14337, 14367, 43011, 43101, 129303, 282551, 387909, 847653, 1163727, 2542959, 3491181, 7628877, 22886631, 68659893, 205979679]

約数ペア:

[(1, 205979679), (3, 68659893), (9, 22886631), (27, 7628877), (59, 3491181), (81, 2542959), (177, 1163727), (243, 847653), (531, 387909), (729, 282551), (1593, 129303), (4779, 43101), (4789, 43011), (14337, 14367)]