39998168

素因数分解:

$2^3\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1627}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 85958400

約数和(自身を除く): 45960232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 439, 878, 1627, 1756, 3073, 3254, 3512, 6146, 6508, 11389, 12292, 13016, 22778, 24584, 45556, 91112, 714253, 1428506, 2857012, 4999771, 5714024, 9999542, 19999084, 39998168]

約数ペア:

[(1, 39998168), (2, 19999084), (4, 9999542), (7, 5714024), (8, 4999771), (14, 2857012), (28, 1428506), (56, 714253), (439, 91112), (878, 45556), (1627, 24584), (1756, 22778), (3073, 13016), (3254, 12292), (3512, 11389), (6146, 6508)]