138839648

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1287

約数の個数: 48

約数和(自身を含む): 282665376

約数和(自身を除く): 143825728

約数列:

[1, 2, 4, 8, 16, 32, 53, 71, 106, 142, 212, 284, 424, 568, 848, 1136, 1153, 1696, 2272, 2306, 3763, 4612, 7526, 9224, 15052, 18448, 30104, 36896, 60208, 61109, 81863, 120416, 122218, 163726, 244436, 327452, 488872, 654904, 977744, 1309808, 1955488, 2619616, 4338739, 8677478, 17354956, 34709912, 69419824, 138839648]

約数ペア:

[(1, 138839648), (2, 69419824), (4, 34709912), (8, 17354956), (16, 8677478), (32, 4338739), (53, 2619616), (71, 1955488), (106, 1309808), (142, 977744), (212, 654904), (284, 488872), (424, 327452), (568, 244436), (848, 163726), (1136, 122218), (1153, 120416), (1696, 81863), (2272, 61109), (2306, 60208), (3763, 36896), (4612, 30104), (7526, 18448), (9224, 15052)]