28964817

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 49295360

約数和(自身を除く): 20330543

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 463, 993, 1389, 2317, 2979, 3241, 4167, 6951, 8937, 9723, 12501, 20853, 29169, 62559, 87507, 153253, 459759, 1072771, 1379277, 3218313, 4137831, 9654939, 28964817]

約数ペア:

[(1, 28964817), (3, 9654939), (7, 4137831), (9, 3218313), (21, 1379277), (27, 1072771), (63, 459759), (189, 153253), (331, 87507), (463, 62559), (993, 29169), (1389, 20853), (2317, 12501), (2979, 9723), (3241, 8937), (4167, 6951)]