212905305

素因数分解:

$3^2\times 5^1\times {\mathrm{2087}}^1\times {\mathrm{2267}}^1$

素因数の和:4365

約数の個数: 24

約数和(自身を含む): 369375552

約数和(自身を除く): 156470247

約数列:

[1, 3, 5, 9, 15, 45, 2087, 2267, 6261, 6801, 10435, 11335, 18783, 20403, 31305, 34005, 93915, 102015, 4731229, 14193687, 23656145, 42581061, 70968435, 212905305]

約数ペア:

[(1, 212905305), (3, 70968435), (5, 42581061), (9, 23656145), (15, 14193687), (45, 4731229), (2087, 102015), (2267, 93915), (6261, 34005), (6801, 31305), (10435, 20403), (11335, 18783)]