25193997

素因数分解:

$3^5\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 38001600

約数和(自身を除く): 12807603

約数列:

[1, 3, 9, 27, 81, 199, 243, 521, 597, 1563, 1791, 4689, 5373, 14067, 16119, 42201, 48357, 103679, 126603, 311037, 933111, 2799333, 8397999, 25193997]

約数ペア:

[(1, 25193997), (3, 8397999), (9, 2799333), (27, 933111), (81, 311037), (199, 126603), (243, 103679), (521, 48357), (597, 42201), (1563, 16119), (1791, 14067), (4689, 5373)]