30171855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16903}}^1$

素因数の和:16935

約数の個数: 32

約数和(自身を含む): 58420224

約数和(自身を除く): 28248369

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 16903, 50709, 84515, 118321, 253545, 287351, 354963, 591605, 862053, 1436755, 1774815, 2011457, 4310265, 6034371, 10057285, 30171855]

約数ペア:

[(1, 30171855), (3, 10057285), (5, 6034371), (7, 4310265), (15, 2011457), (17, 1774815), (21, 1436755), (35, 862053), (51, 591605), (85, 354963), (105, 287351), (119, 253545), (255, 118321), (357, 84515), (595, 50709), (1785, 16903)]