1275479997

素因数分解:

$3^1\times {\mathrm{11}}^4\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:527

約数の個数: 40

約数和(自身を含む): 1901678400

約数和(自身を除く): 626198403

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 409, 781, 1227, 1331, 2343, 3993, 4499, 8591, 13497, 14641, 25773, 29039, 43923, 49489, 87117, 94501, 148467, 283503, 319429, 544379, 958287, 1039511, 1633137, 3118533, 3513719, 5988169, 10541157, 17964507, 38650909, 115952727, 425159999, 1275479997]

約数ペア:

[(1, 1275479997), (3, 425159999), (11, 115952727), (33, 38650909), (71, 17964507), (121, 10541157), (213, 5988169), (363, 3513719), (409, 3118533), (781, 1633137), (1227, 1039511), (1331, 958287), (2343, 544379), (3993, 319429), (4499, 283503), (8591, 148467), (13497, 94501), (14641, 87117), (25773, 49489), (29039, 43923)]