42639275

素因数分解:

$5^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1459}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 60829440

約数和(自身を除く): 18190165

約数列:

[1, 5, 7, 25, 35, 167, 175, 835, 1169, 1459, 4175, 5845, 7295, 10213, 29225, 36475, 51065, 243653, 255325, 1218265, 1705571, 6091325, 8527855, 42639275]

約数ペア:

[(1, 42639275), (5, 8527855), (7, 6091325), (25, 1705571), (35, 1218265), (167, 255325), (175, 243653), (835, 51065), (1169, 36475), (1459, 29225), (4175, 10213), (5845, 7295)]