16869573

素因数分解:

$3^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 13007547

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 123, 147, 189, 287, 311, 369, 441, 861, 933, 1107, 1323, 2009, 2177, 2583, 2799, 6027, 6531, 7749, 8397, 12751, 15239, 18081, 19593, 38253, 45717, 54243, 58779, 89257, 114759, 137151, 267771, 344277, 411453, 624799, 803313, 1874397, 2409939, 5623191, 16869573]

約数ペア:

[(1, 16869573), (3, 5623191), (7, 2409939), (9, 1874397), (21, 803313), (27, 624799), (41, 411453), (49, 344277), (63, 267771), (123, 137151), (147, 114759), (189, 89257), (287, 58779), (311, 54243), (369, 45717), (441, 38253), (861, 19593), (933, 18081), (1107, 15239), (1323, 12751), (2009, 8397), (2177, 7749), (2583, 6531), (2799, 6027)]