158397771

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 245721600

約数和(自身を除く): 87323829

約数列:

[1, 3, 7, 21, 107, 157, 321, 449, 471, 749, 1099, 1347, 2247, 3143, 3297, 9429, 16799, 48043, 50397, 70493, 117593, 144129, 211479, 336301, 352779, 493451, 1008903, 1480353, 7542751, 22628253, 52799257, 158397771]

約数ペア:

[(1, 158397771), (3, 52799257), (7, 22628253), (21, 7542751), (107, 1480353), (157, 1008903), (321, 493451), (449, 352779), (471, 336301), (749, 211479), (1099, 144129), (1347, 117593), (2247, 70493), (3143, 50397), (3297, 48043), (9429, 16799)]