11643219

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 20666880

約数和(自身を除く): 9023661

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 137, 171, 213, 399, 411, 497, 639, 959, 1197, 1233, 1349, 1491, 2603, 2877, 4047, 4473, 7809, 8631, 9443, 9727, 12141, 18221, 23427, 28329, 29181, 54663, 68089, 84987, 87543, 163989, 184813, 204267, 554439, 612801, 1293691, 1663317, 3881073, 11643219]

約数ペア:

[(1, 11643219), (3, 3881073), (7, 1663317), (9, 1293691), (19, 612801), (21, 554439), (57, 204267), (63, 184813), (71, 163989), (133, 87543), (137, 84987), (171, 68089), (213, 54663), (399, 29181), (411, 28329), (497, 23427), (639, 18221), (959, 12141), (1197, 9727), (1233, 9443), (1349, 8631), (1491, 7809), (2603, 4473), (2877, 4047)]