188181

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 24

約数和(自身を含む): 324480

約数和(自身を除く): 136299

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 103, 203, 261, 309, 609, 721, 927, 1827, 2163, 2987, 6489, 8961, 20909, 26883, 62727, 188181]

約数ペア:

[(1, 188181), (3, 62727), (7, 26883), (9, 20909), (21, 8961), (29, 6489), (63, 2987), (87, 2163), (103, 1827), (203, 927), (261, 721), (309, 609)]