2117156727

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{18947}}^1$

素因数の和:19287

約数の個数: 32

約数和(自身を含む): 3427011072

約数和(自身を除く): 1309854345

約数列:

[1, 3, 7, 17, 21, 51, 119, 313, 357, 939, 2191, 5321, 6573, 15963, 18947, 37247, 56841, 111741, 132629, 322099, 397887, 966297, 2254693, 5930411, 6764079, 17791233, 41512877, 100816987, 124538631, 302450961, 705718909, 2117156727]

約数ペア:

[(1, 2117156727), (3, 705718909), (7, 302450961), (17, 124538631), (21, 100816987), (51, 41512877), (119, 17791233), (313, 6764079), (357, 5930411), (939, 2254693), (2191, 966297), (5321, 397887), (6573, 322099), (15963, 132629), (18947, 111741), (37247, 56841)]