290473458

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{6997}}^1$

素因数の和:7067

約数の個数: 64

約数和(自身を含む): 689275008

約数和(自身を除く): 398801550

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 37, 51, 66, 74, 102, 111, 187, 222, 374, 407, 561, 629, 814, 1122, 1221, 1258, 1887, 2442, 3774, 6919, 6997, 13838, 13994, 20757, 20991, 41514, 41982, 76967, 118949, 153934, 230901, 237898, 258889, 356847, 461802, 517778, 713694, 776667, 1308439, 1553334, 2616878, 2847779, 3925317, 4401113, 5695558, 7850634, 8543337, 8802226, 13203339, 17086674, 26406678, 48412243, 96824486, 145236729, 290473458]

約数ペア:

[(1, 290473458), (2, 145236729), (3, 96824486), (6, 48412243), (11, 26406678), (17, 17086674), (22, 13203339), (33, 8802226), (34, 8543337), (37, 7850634), (51, 5695558), (66, 4401113), (74, 3925317), (102, 2847779), (111, 2616878), (187, 1553334), (222, 1308439), (374, 776667), (407, 713694), (561, 517778), (629, 461802), (814, 356847), (1122, 258889), (1221, 237898), (1258, 230901), (1887, 153934), (2442, 118949), (3774, 76967), (6919, 41982), (6997, 41514), (13838, 20991), (13994, 20757)]