131493357

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{16361}}^1$

素因数の和:16433

約数の個数: 24

約数和(自身を含む): 204197760

約数和(自身を除く): 72704403

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 16361, 49083, 147249, 310859, 768967, 932577, 2306901, 2797731, 6920703, 14610373, 43831119, 131493357]

約数ペア:

[(1, 131493357), (3, 43831119), (9, 14610373), (19, 6920703), (47, 2797731), (57, 2306901), (141, 932577), (171, 768967), (423, 310859), (893, 147249), (2679, 49083), (8037, 16361)]