28937367

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1297}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 43602416

約数和(自身を除く): 14665049

約数列:

[1, 3, 9, 37, 67, 111, 201, 333, 603, 1297, 2479, 3891, 7437, 11673, 22311, 47989, 86899, 143967, 260697, 431901, 782091, 3215263, 9645789, 28937367]

約数ペア:

[(1, 28937367), (3, 9645789), (9, 3215263), (37, 782091), (67, 431901), (111, 260697), (201, 143967), (333, 86899), (603, 47989), (1297, 22311), (2479, 11673), (3891, 7437)]