3881073

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 6359040

約数和(自身を除く): 2477967

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 137, 213, 399, 411, 497, 959, 1349, 1491, 2603, 2877, 4047, 7809, 9443, 9727, 18221, 28329, 29181, 54663, 68089, 184813, 204267, 554439, 1293691, 3881073]

約数ペア:

[(1, 3881073), (3, 1293691), (7, 554439), (19, 204267), (21, 184813), (57, 68089), (71, 54663), (133, 29181), (137, 28329), (213, 18221), (399, 9727), (411, 9443), (497, 7809), (959, 4047), (1349, 2877), (1491, 2603)]