680825367

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 1067040000

約数和(自身を除く): 386214633

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 199, 379, 531, 597, 1003, 1137, 1791, 3009, 3383, 3411, 6443, 9027, 10149, 11741, 19329, 22361, 30447, 35223, 57987, 67083, 75421, 105669, 199597, 201249, 226263, 380137, 598791, 678789, 1140411, 1282157, 1796373, 3421233, 3846471, 4449839, 11539413, 13349517, 40048551, 75647263, 226941789, 680825367]

約数ペア:

[(1, 680825367), (3, 226941789), (9, 75647263), (17, 40048551), (51, 13349517), (59, 11539413), (153, 4449839), (177, 3846471), (199, 3421233), (379, 1796373), (531, 1282157), (597, 1140411), (1003, 678789), (1137, 598791), (1791, 380137), (3009, 226263), (3383, 201249), (3411, 199597), (6443, 105669), (9027, 75421), (10149, 67083), (11741, 57987), (19329, 35223), (22361, 30447)]