77638641921

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{74759}}^1$

素因数の和:74990

約数の個数: 48

約数和(自身を含む): 121757126400

約数和(自身を除く): 44118484479

約数列:

[1, 3, 9, 23, 29, 69, 87, 173, 207, 261, 519, 667, 1557, 2001, 3979, 5017, 6003, 11937, 15051, 35811, 45153, 74759, 115391, 224277, 346173, 672831, 1038519, 1719457, 2168011, 5158371, 6504033, 12933307, 15475113, 19512099, 38799921, 49864253, 116399763, 149592759, 297466061, 375065903, 448778277, 892398183, 1125197709, 2677194549, 3375593127, 8626515769, 25879547307, 77638641921]

約数ペア:

[(1, 77638641921), (3, 25879547307), (9, 8626515769), (23, 3375593127), (29, 2677194549), (69, 1125197709), (87, 892398183), (173, 448778277), (207, 375065903), (261, 297466061), (519, 149592759), (667, 116399763), (1557, 49864253), (2001, 38799921), (3979, 19512099), (5017, 15475113), (6003, 12933307), (11937, 6504033), (15051, 5158371), (35811, 2168011), (45153, 1719457), (74759, 1038519), (115391, 672831), (224277, 346173)]