25079943

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 40550400

約数和(自身を除く): 15470457

約数列:

[1, 3, 7, 19, 21, 57, 133, 239, 263, 399, 717, 789, 1673, 1841, 4541, 4997, 5019, 5523, 13623, 14991, 31787, 34979, 62857, 95361, 104937, 188571, 439999, 1194283, 1319997, 3582849, 8359981, 25079943]

約数ペア:

[(1, 25079943), (3, 8359981), (7, 3582849), (19, 1319997), (21, 1194283), (57, 439999), (133, 188571), (239, 104937), (263, 95361), (399, 62857), (717, 34979), (789, 31787), (1673, 14991), (1841, 13623), (4541, 5523), (4997, 5019)]