7661199

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 13534080

約数和(自身を除く): 5872881

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 211, 247, 273, 399, 633, 637, 741, 931, 1477, 1729, 1911, 2743, 2793, 4009, 4431, 5187, 8229, 10339, 12027, 12103, 19201, 28063, 31017, 36309, 52117, 57603, 84189, 134407, 156351, 196441, 364819, 403221, 589323, 1094457, 2553733, 7661199]

約数ペア:

[(1, 7661199), (3, 2553733), (7, 1094457), (13, 589323), (19, 403221), (21, 364819), (39, 196441), (49, 156351), (57, 134407), (91, 84189), (133, 57603), (147, 52117), (211, 36309), (247, 31017), (273, 28063), (399, 19201), (633, 12103), (637, 12027), (741, 10339), (931, 8229), (1477, 5187), (1729, 4431), (1911, 4009), (2743, 2793)]