209360985

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{1619}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 345720960

約数和(自身を除く): 136359975

約数列:

[1, 3, 5, 15, 37, 111, 185, 233, 555, 699, 1165, 1619, 3495, 4857, 8095, 8621, 24285, 25863, 43105, 59903, 129315, 179709, 299515, 377227, 898545, 1131681, 1886135, 5658405, 13957399, 41872197, 69786995, 209360985]

約数ペア:

[(1, 209360985), (3, 69786995), (5, 41872197), (15, 13957399), (37, 5658405), (111, 1886135), (185, 1131681), (233, 898545), (555, 377227), (699, 299515), (1165, 179709), (1619, 129315), (3495, 59903), (4857, 43105), (8095, 25863), (8621, 24285)]