172871997

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{4637}}^1$

素因数の和:4717

約数の個数: 24

約数和(自身を含む): 250600416

約数和(自身を除く): 77728419

約数列:

[1, 3, 17, 43, 51, 129, 289, 731, 867, 2193, 4637, 12427, 13911, 37281, 78829, 199391, 236487, 598173, 1340093, 3389647, 4020279, 10168941, 57623999, 172871997]

約数ペア:

[(1, 172871997), (3, 57623999), (17, 10168941), (43, 4020279), (51, 3389647), (129, 1340093), (289, 598173), (731, 236487), (867, 199391), (2193, 78829), (4637, 37281), (12427, 13911)]