16321071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 25159680

約数和(自身を除く): 8838609

約数列:

[1, 3, 13, 17, 39, 51, 103, 221, 239, 309, 663, 717, 1339, 1751, 3107, 4017, 4063, 5253, 9321, 12189, 22763, 24617, 52819, 68289, 73851, 158457, 320021, 418489, 960063, 1255467, 5440357, 16321071]

約数ペア:

[(1, 16321071), (3, 5440357), (13, 1255467), (17, 960063), (39, 418489), (51, 320021), (103, 158457), (221, 73851), (239, 68289), (309, 52819), (663, 24617), (717, 22763), (1339, 12189), (1751, 9321), (3107, 5253), (4017, 4063)]