31110429

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{757}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 50452480

約数和(自身を除く): 19342051

約数列:

[1, 3, 7, 19, 21, 57, 103, 133, 309, 399, 721, 757, 1957, 2163, 2271, 5299, 5871, 13699, 14383, 15897, 41097, 43149, 77971, 100681, 233913, 302043, 545797, 1481449, 1637391, 4444347, 10370143, 31110429]

約数ペア:

[(1, 31110429), (3, 10370143), (7, 4444347), (19, 1637391), (21, 1481449), (57, 545797), (103, 302043), (133, 233913), (309, 100681), (399, 77971), (721, 43149), (757, 41097), (1957, 15897), (2163, 14383), (2271, 13699), (5299, 5871)]