219449997

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 353877888

約数和(自身を除く): 134427891

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 163, 311, 333, 481, 489, 933, 1443, 1467, 2119, 2799, 4043, 4329, 6031, 6357, 11507, 12129, 18093, 19071, 34521, 36387, 50693, 54279, 78403, 103563, 149591, 152079, 235209, 448773, 456237, 659009, 705627, 1346319, 1875641, 1977027, 5626923, 5931081, 16880769, 24383333, 73149999, 219449997]

約数ペア:

[(1, 219449997), (3, 73149999), (9, 24383333), (13, 16880769), (37, 5931081), (39, 5626923), (111, 1977027), (117, 1875641), (163, 1346319), (311, 705627), (333, 659009), (481, 456237), (489, 448773), (933, 235209), (1443, 152079), (1467, 149591), (2119, 103563), (2799, 78403), (4043, 54279), (4329, 50693), (6031, 36387), (6357, 34521), (11507, 19071), (12129, 18093)]