30539985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1123}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 58430016

約数和(自身を除く): 27890031

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 49, 105, 111, 147, 185, 245, 259, 555, 735, 777, 1123, 1295, 1813, 3369, 3885, 5439, 5615, 7861, 9065, 16845, 23583, 27195, 39305, 41551, 55027, 117915, 124653, 165081, 207755, 275135, 290857, 623265, 825405, 872571, 1454285, 2035999, 4362855, 6107997, 10179995, 30539985]

約数ペア:

[(1, 30539985), (3, 10179995), (5, 6107997), (7, 4362855), (15, 2035999), (21, 1454285), (35, 872571), (37, 825405), (49, 623265), (105, 290857), (111, 275135), (147, 207755), (185, 165081), (245, 124653), (259, 117915), (555, 55027), (735, 41551), (777, 39305), (1123, 27195), (1295, 23583), (1813, 16845), (3369, 9065), (3885, 7861), (5439, 5615)]