31355883

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 50433600

約数和(自身を除く): 19077717

約数列:

[1, 3, 9, 13, 27, 39, 117, 157, 351, 471, 569, 1413, 1707, 2041, 4239, 5121, 6123, 7397, 15363, 18369, 22191, 55107, 66573, 89333, 199719, 267999, 803997, 1161329, 2411991, 3483987, 10451961, 31355883]

約数ペア:

[(1, 31355883), (3, 10451961), (9, 3483987), (13, 2411991), (27, 1161329), (39, 803997), (117, 267999), (157, 199719), (351, 89333), (471, 66573), (569, 55107), (1413, 22191), (1707, 18369), (2041, 15363), (4239, 7397), (5121, 6123)]