25491303

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 37980800

約数和(自身を除く): 12489497

約数列:

[1, 3, 9, 43, 129, 199, 331, 387, 597, 993, 1791, 2979, 8557, 14233, 25671, 42699, 65869, 77013, 128097, 197607, 592821, 2832367, 8497101, 25491303]

約数ペア:

[(1, 25491303), (3, 8497101), (9, 2832367), (43, 592821), (129, 197607), (199, 128097), (331, 77013), (387, 65869), (597, 42699), (993, 25671), (1791, 14233), (2979, 8557)]