90129669

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 146179008

約数和(自身を除く): 56049339

約数列:

[1, 3, 7, 21, 37, 49, 73, 111, 147, 219, 227, 259, 511, 681, 777, 1533, 1589, 1813, 2701, 3577, 4767, 5439, 8103, 8399, 10731, 11123, 16571, 18907, 25197, 33369, 49713, 56721, 58793, 115997, 132349, 176379, 347991, 397047, 411551, 613127, 811979, 1234653, 1839381, 2435937, 4291889, 12875667, 30043223, 90129669]

約数ペア:

[(1, 90129669), (3, 30043223), (7, 12875667), (21, 4291889), (37, 2435937), (49, 1839381), (73, 1234653), (111, 811979), (147, 613127), (219, 411551), (227, 397047), (259, 347991), (511, 176379), (681, 132349), (777, 115997), (1533, 58793), (1589, 56721), (1813, 49713), (2701, 33369), (3577, 25197), (4767, 18907), (5439, 16571), (8103, 11123), (8399, 10731)]