287936121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 429432192

約数和(自身を除く): 141496071

約数列:

[1, 3, 11, 33, 53, 159, 193, 579, 583, 853, 1749, 2123, 2559, 6369, 9383, 10229, 28149, 30687, 45209, 112519, 135627, 164629, 337557, 493887, 497299, 1491897, 1810919, 5432757, 8725337, 26176011, 95978707, 287936121]

約数ペア:

[(1, 287936121), (3, 95978707), (11, 26176011), (33, 8725337), (53, 5432757), (159, 1810919), (193, 1491897), (579, 497299), (583, 493887), (853, 337557), (1749, 164629), (2123, 135627), (2559, 112519), (6369, 45209), (9383, 30687), (10229, 28149)]