2180109

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 3009600

約数和(自身を除く): 829491

約数列:

[1, 3, 59, 109, 113, 177, 327, 339, 6431, 6667, 12317, 19293, 20001, 36951, 726703, 2180109]

約数ペア:

[(1, 2180109), (3, 726703), (59, 36951), (109, 20001), (113, 19293), (177, 12317), (327, 6667), (339, 6431)]