28783258

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 23471462

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 994, 1259, 1633, 2518, 3266, 8813, 11431, 17626, 22862, 28957, 57914, 89389, 178778, 202699, 405398, 625723, 1251446, 2055947, 4111894, 14391629, 28783258]

約数ペア:

[(1, 28783258), (2, 14391629), (7, 4111894), (14, 2055947), (23, 1251446), (46, 625723), (71, 405398), (142, 202699), (161, 178778), (322, 89389), (497, 57914), (994, 28957), (1259, 22862), (1633, 17626), (2518, 11431), (3266, 8813)]