856745547

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{51577}}^1$

素因数の和:51707

約数の個数: 24

約数和(自身を含む): 1340615376

約数和(自身を除く): 483869829

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 5537, 16611, 51577, 154731, 361039, 1083117, 2527273, 5828201, 7581819, 17484603, 40797407, 122392221, 285581849, 856745547]

約数ペア:

[(1, 856745547), (3, 285581849), (7, 122392221), (21, 40797407), (49, 17484603), (113, 7581819), (147, 5828201), (339, 2527273), (791, 1083117), (2373, 361039), (5537, 154731), (16611, 51577)]