81349128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{161407}}^1$

素因数の和:161426

約数の個数: 48

約数和(自身を含む): 251796480

約数和(自身を除く): 170447352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 161407, 322814, 484221, 645628, 968442, 1129849, 1291256, 1452663, 1936884, 2259698, 2905326, 3389547, 3873768, 4519396, 5810652, 6779094, 9038792, 10168641, 11621304, 13558188, 20337282, 27116376, 40674564, 81349128]

約数ペア:

[(1, 81349128), (2, 40674564), (3, 27116376), (4, 20337282), (6, 13558188), (7, 11621304), (8, 10168641), (9, 9038792), (12, 6779094), (14, 5810652), (18, 4519396), (21, 3873768), (24, 3389547), (28, 2905326), (36, 2259698), (42, 1936884), (56, 1452663), (63, 1291256), (72, 1129849), (84, 968442), (126, 645628), (168, 484221), (252, 322814), (504, 161407)]