289969323

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{1559}}^1$

素因数の和:2107

約数の個数: 32

約数和(自身を含む): 469048320

約数和(自身を除く): 179078997

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 521, 1559, 1563, 3647, 4677, 8857, 10913, 10941, 26503, 26571, 32739, 61999, 79509, 185521, 185997, 556563, 812239, 2436717, 5685673, 13808063, 17057019, 41424189, 96656441, 289969323]

約数ペア:

[(1, 289969323), (3, 96656441), (7, 41424189), (17, 17057019), (21, 13808063), (51, 5685673), (119, 2436717), (357, 812239), (521, 556563), (1559, 185997), (1563, 185521), (3647, 79509), (4677, 61999), (8857, 32739), (10913, 26571), (10941, 26503)]