129218229

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 223067520

約数和(自身を除く): 93849291

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 107, 203, 261, 321, 609, 661, 749, 963, 1827, 1983, 2247, 3103, 4627, 5949, 6741, 9309, 13881, 19169, 21721, 27927, 41643, 57507, 65163, 70727, 134183, 172521, 195489, 212181, 402549, 495089, 636543, 1207647, 1485267, 2051083, 4455801, 6153249, 14357581, 18459747, 43072743, 129218229]

約数ペア:

[(1, 129218229), (3, 43072743), (7, 18459747), (9, 14357581), (21, 6153249), (29, 4455801), (63, 2051083), (87, 1485267), (107, 1207647), (203, 636543), (261, 495089), (321, 402549), (609, 212181), (661, 195489), (749, 172521), (963, 134183), (1827, 70727), (1983, 65163), (2247, 57507), (3103, 41643), (4627, 27927), (5949, 21721), (6741, 19169), (9309, 13881)]