131975577

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{16421}}^1$

素因数の和:16493

約数の個数: 24

約数和(自身を含む): 204946560

約数和(自身を除く): 72970983

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 16421, 49263, 147789, 311999, 771787, 935997, 2315361, 2807991, 6946083, 14663953, 43991859, 131975577]

約数ペア:

[(1, 131975577), (3, 43991859), (9, 14663953), (19, 6946083), (47, 2807991), (57, 2315361), (141, 935997), (171, 771787), (423, 311999), (893, 147789), (2679, 49263), (8037, 16421)]