488668621

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 625942080

約数和(自身を除く): 137273459

約数列:

[1, 7, 17, 49, 59, 61, 119, 163, 413, 427, 833, 1003, 1037, 1141, 2771, 2891, 2989, 3599, 7021, 7259, 7987, 9617, 9943, 19397, 25193, 49147, 50813, 61183, 67319, 69601, 135779, 163489, 169031, 176351, 428281, 471233, 487207, 586637, 1144423, 1183217, 2997967, 4106459, 8010961, 8282519, 9972829, 28745213, 69809803, 488668621]

約数ペア:

[(1, 488668621), (7, 69809803), (17, 28745213), (49, 9972829), (59, 8282519), (61, 8010961), (119, 4106459), (163, 2997967), (413, 1183217), (427, 1144423), (833, 586637), (1003, 487207), (1037, 471233), (1141, 428281), (2771, 176351), (2891, 169031), (2989, 163489), (3599, 135779), (7021, 69601), (7259, 67319), (7987, 61183), (9617, 50813), (9943, 49147), (19397, 25193)]