128908752

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{383657}}^1$

素因数の和:383675

約数の個数: 40

約数和(自身を含む): 380588736

約数和(自身を除く): 251679984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 383657, 767314, 1150971, 1534628, 2301942, 2685599, 3069256, 4603884, 5371198, 6138512, 8056797, 9207768, 10742396, 16113594, 18415536, 21484792, 32227188, 42969584, 64454376, 128908752]

約数ペア:

[(1, 128908752), (2, 64454376), (3, 42969584), (4, 32227188), (6, 21484792), (7, 18415536), (8, 16113594), (12, 10742396), (14, 9207768), (16, 8056797), (21, 6138512), (24, 5371198), (28, 4603884), (42, 3069256), (48, 2685599), (56, 2301942), (84, 1534628), (112, 1150971), (168, 767314), (336, 383657)]