28250768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19403}}^1$

素因数の和:19431

約数の個数: 40

約数和(自身を含む): 67370688

約数和(自身を除く): 39119920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19403, 38806, 77612, 135821, 155224, 252239, 271642, 310448, 504478, 543284, 1008956, 1086568, 1765673, 2017912, 2173136, 3531346, 4035824, 7062692, 14125384, 28250768]

約数ペア:

[(1, 28250768), (2, 14125384), (4, 7062692), (7, 4035824), (8, 3531346), (13, 2173136), (14, 2017912), (16, 1765673), (26, 1086568), (28, 1008956), (52, 543284), (56, 504478), (91, 310448), (104, 271642), (112, 252239), (182, 155224), (208, 135821), (364, 77612), (728, 38806), (1456, 19403)]