27801693

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 36

約数和(自身を含む): 43586400

約数和(自身を除く): 15784707

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 199, 361, 387, 597, 817, 1083, 1791, 2451, 3249, 3781, 7353, 8557, 11343, 15523, 25671, 34029, 46569, 71839, 77013, 139707, 162583, 215517, 487749, 646551, 1463247, 3089077, 9267231, 27801693]

約数ペア:

[(1, 27801693), (3, 9267231), (9, 3089077), (19, 1463247), (43, 646551), (57, 487749), (129, 215517), (171, 162583), (199, 139707), (361, 77013), (387, 71839), (597, 46569), (817, 34029), (1083, 25671), (1791, 15523), (2451, 11343), (3249, 8557), (3781, 7353)]