30611889

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 55670784

約数和(自身を除く): 25058895

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 163, 231, 271, 489, 693, 813, 1141, 1467, 1793, 1897, 2439, 2981, 3423, 5379, 5691, 8943, 10269, 12551, 16137, 17073, 20867, 26829, 37653, 44173, 62601, 112959, 132519, 187803, 309211, 397557, 485903, 927633, 1457709, 2782899, 3401321, 4373127, 10203963, 30611889]

約数ペア:

[(1, 30611889), (3, 10203963), (7, 4373127), (9, 3401321), (11, 2782899), (21, 1457709), (33, 927633), (63, 485903), (77, 397557), (99, 309211), (163, 187803), (231, 132519), (271, 112959), (489, 62601), (693, 44173), (813, 37653), (1141, 26829), (1467, 20867), (1793, 17073), (1897, 16137), (2439, 12551), (2981, 10269), (3423, 8943), (5379, 5691)]