28476273

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{547}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 45313024

約数和(自身を除く): 16836751

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 469, 547, 777, 1407, 1641, 2479, 3829, 7437, 11487, 17353, 20239, 36649, 52059, 60717, 109947, 141673, 256543, 425019, 769629, 1356013, 4068039, 9492091, 28476273]

約数ペア:

[(1, 28476273), (3, 9492091), (7, 4068039), (21, 1356013), (37, 769629), (67, 425019), (111, 256543), (201, 141673), (259, 109947), (469, 60717), (547, 52059), (777, 36649), (1407, 20239), (1641, 17353), (2479, 11487), (3829, 7437)]