28529127

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 49046400

約数和(自身を除く): 20517273

約数列:

[1, 3, 9, 11, 19, 29, 33, 57, 87, 99, 171, 209, 261, 319, 523, 551, 627, 957, 1569, 1653, 1881, 2871, 4707, 4959, 5753, 6061, 9937, 15167, 17259, 18183, 29811, 45501, 51777, 54549, 89433, 109307, 136503, 166837, 288173, 327921, 500511, 864519, 983763, 1501533, 2593557, 3169903, 9509709, 28529127]

約数ペア:

[(1, 28529127), (3, 9509709), (9, 3169903), (11, 2593557), (19, 1501533), (29, 983763), (33, 864519), (57, 500511), (87, 327921), (99, 288173), (171, 166837), (209, 136503), (261, 109307), (319, 89433), (523, 54549), (551, 51777), (627, 45501), (957, 29811), (1569, 18183), (1653, 17259), (1881, 15167), (2871, 9937), (4707, 6061), (4959, 5753)]