137509820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{982213}}^1$

素因数の和:982229

約数の個数: 24

約数和(自身を含む): 330023904

約数和(自身を除く): 192514084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 982213, 1964426, 3928852, 4911065, 6875491, 9822130, 13750982, 19644260, 27501964, 34377455, 68754910, 137509820]

約数ペア:

[(1, 137509820), (2, 68754910), (4, 34377455), (5, 27501964), (7, 19644260), (10, 13750982), (14, 9822130), (20, 6875491), (28, 4911065), (35, 3928852), (70, 1964426), (140, 982213)]