28073469

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7351}}^1$

素因数の和:7440

約数の個数: 16

約数和(自身を含む): 39994880

約数和(自身を除く): 11921411

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 7351, 22053, 139669, 419007, 492517, 1477551, 9357823, 28073469]

約数ペア:

[(1, 28073469), (3, 9357823), (19, 1477551), (57, 492517), (67, 419007), (201, 139669), (1273, 22053), (3819, 7351)]