28138.000000

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{5081}}^1$

素因数の和:5095

約数の個数: 24

約数和(自身を含む): 1138368

約数和(自身を除く): 711564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 5081, 10162, 15243, 20324, 30486, 35567, 60972, 71134, 106701, 142268, 213402, 426804]

約数ペア:

[(1, 426804), (2, 213402), (3, 142268), (4, 106701), (6, 71134), (7, 60972), (12, 35567), (14, 30486), (21, 20324), (28, 15243), (42, 10162), (84, 5081)]