128690884

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7307}}^1$

素因数の和:7372

約数の個数: 48

約数和(自身を含む): 279925632

約数和(自身を除く): 151234748

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 68, 74, 119, 148, 238, 259, 476, 518, 629, 1036, 1258, 2516, 4403, 7307, 8806, 14614, 17612, 29228, 51149, 102298, 124219, 204596, 248438, 270359, 496876, 540718, 869533, 1081436, 1739066, 1892513, 3478132, 3785026, 4596103, 7570052, 9192206, 18384412, 32172721, 64345442, 128690884]

約数ペア:

[(1, 128690884), (2, 64345442), (4, 32172721), (7, 18384412), (14, 9192206), (17, 7570052), (28, 4596103), (34, 3785026), (37, 3478132), (68, 1892513), (74, 1739066), (119, 1081436), (148, 869533), (238, 540718), (259, 496876), (476, 270359), (518, 248438), (629, 204596), (1036, 124219), (1258, 102298), (2516, 51149), (4403, 29228), (7307, 17612), (8806, 14614)]