71640905

素因数分解:

$5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{2887}}^1$

素因数の和:3608

約数の個数: 16

約数和(自身を含む): 98423040

約数和(自身を除く): 26782135

約数列:

[1, 5, 7, 35, 709, 2887, 3545, 4963, 14435, 20209, 24815, 101045, 2046883, 10234415, 14328181, 71640905]

約数ペア:

[(1, 71640905), (5, 14328181), (7, 10234415), (35, 2046883), (709, 101045), (2887, 24815), (3545, 20209), (4963, 14435)]