87986679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{71}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 140403456

約数和(自身を除く): 52416777

約数列:

[1, 3, 11, 17, 33, 47, 51, 71, 141, 187, 213, 517, 561, 781, 799, 1207, 1551, 2209, 2343, 2397, 3337, 3621, 6627, 8789, 10011, 13277, 24299, 26367, 36707, 37553, 39831, 56729, 72897, 110121, 112659, 156839, 170187, 413083, 470517, 624019, 1239249, 1725229, 1872057, 2666263, 5175687, 7998789, 29328893, 87986679]

約数ペア:

[(1, 87986679), (3, 29328893), (11, 7998789), (17, 5175687), (33, 2666263), (47, 1872057), (51, 1725229), (71, 1239249), (141, 624019), (187, 470517), (213, 413083), (517, 170187), (561, 156839), (781, 112659), (799, 110121), (1207, 72897), (1551, 56729), (2209, 39831), (2343, 37553), (2397, 36707), (3337, 26367), (3621, 24299), (6627, 13277), (8789, 10011)]