261494454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1747}}^1$

素因数の和:1885

約数の個数: 64

約数和(自身を含む): 599074560

約数和(自身を除く): 337580106

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 101, 114, 202, 247, 303, 494, 606, 741, 1313, 1482, 1747, 1919, 2626, 3494, 3838, 3939, 5241, 5757, 7878, 10482, 11514, 22711, 24947, 33193, 45422, 49894, 66386, 68133, 74841, 99579, 136266, 149682, 176447, 199158, 352894, 431509, 529341, 863018, 1058682, 1294527, 2293811, 2589054, 3352493, 4587622, 6704986, 6881433, 10057479, 13762866, 20114958, 43582409, 87164818, 130747227, 261494454]

約数ペア:

[(1, 261494454), (2, 130747227), (3, 87164818), (6, 43582409), (13, 20114958), (19, 13762866), (26, 10057479), (38, 6881433), (39, 6704986), (57, 4587622), (78, 3352493), (101, 2589054), (114, 2293811), (202, 1294527), (247, 1058682), (303, 863018), (494, 529341), (606, 431509), (741, 352894), (1313, 199158), (1482, 176447), (1747, 149682), (1919, 136266), (2626, 99579), (3494, 74841), (3838, 68133), (3939, 66386), (5241, 49894), (5757, 45422), (7878, 33193), (10482, 24947), (11514, 22711)]