1995231

素因数分解:

$3^1\times 7^4\times {\mathrm{277}}^1$

素因数の和:308

約数の個数: 20

約数和(自身を含む): 3114712

約数和(自身を除く): 1119481

約数列:

[1, 3, 7, 21, 49, 147, 277, 343, 831, 1029, 1939, 2401, 5817, 7203, 13573, 40719, 95011, 285033, 665077, 1995231]

約数ペア:

[(1, 1995231), (3, 665077), (7, 285033), (21, 95011), (49, 40719), (147, 13573), (277, 7203), (343, 5817), (831, 2401), (1029, 1939)]