28750287

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 13182513

約数列:

[1, 3, 19, 57, 59, 83, 103, 177, 249, 309, 1121, 1577, 1957, 3363, 4731, 4897, 5871, 6077, 8549, 14691, 18231, 25647, 93043, 115463, 162431, 279129, 346389, 487293, 504391, 1513173, 9583429, 28750287]

約数ペア:

[(1, 28750287), (3, 9583429), (19, 1513173), (57, 504391), (59, 487293), (83, 346389), (103, 279129), (177, 162431), (249, 115463), (309, 93043), (1121, 25647), (1577, 18231), (1957, 14691), (3363, 8549), (4731, 6077), (4897, 5871)]