25571301

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 40704000

約数和(自身を除く): 15132699

約数列:

[1, 3, 7, 21, 29, 87, 199, 203, 211, 597, 609, 633, 1393, 1477, 4179, 4431, 5771, 6119, 17313, 18357, 40397, 41989, 42833, 121191, 125967, 128499, 293923, 881769, 1217681, 3653043, 8523767, 25571301]

約数ペア:

[(1, 25571301), (3, 8523767), (7, 3653043), (21, 1217681), (29, 881769), (87, 293923), (199, 128499), (203, 125967), (211, 121191), (597, 42833), (609, 41989), (633, 40397), (1393, 18357), (1477, 17313), (4179, 6119), (4431, 5771)]