75244281

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 43365639

約数列:

[1, 3, 7, 21, 43, 103, 129, 301, 309, 721, 809, 903, 2163, 2427, 4429, 5663, 13287, 16989, 31003, 34787, 83327, 93009, 104361, 243509, 249981, 583289, 730527, 1749867, 3583061, 10749183, 25081427, 75244281]

約数ペア:

[(1, 75244281), (3, 25081427), (7, 10749183), (21, 3583061), (43, 1749867), (103, 730527), (129, 583289), (301, 249981), (309, 243509), (721, 104361), (809, 93009), (903, 83327), (2163, 34787), (2427, 31003), (4429, 16989), (5663, 13287)]