28475091

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 45388800

約数和(自身を除く): 16913709

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1181, 1269, 2679, 3543, 8037, 10629, 22439, 24111, 31887, 55507, 67317, 166521, 201951, 499563, 605853, 1054633, 1498689, 3163899, 9491697, 28475091]

約数ペア:

[(1, 28475091), (3, 9491697), (9, 3163899), (19, 1498689), (27, 1054633), (47, 605853), (57, 499563), (141, 201951), (171, 166521), (423, 67317), (513, 55507), (893, 31887), (1181, 24111), (1269, 22439), (2679, 10629), (3543, 8037)]