131756128

素因数分解:

$2^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13679}}^1$

素因数の和:13739

約数の個数: 48

約数和(自身を含む): 303367680

約数和(自身を除く): 171611552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 86, 112, 172, 224, 301, 344, 602, 688, 1204, 1376, 2408, 4816, 9632, 13679, 27358, 54716, 95753, 109432, 191506, 218864, 383012, 437728, 588197, 766024, 1176394, 1532048, 2352788, 3064096, 4117379, 4705576, 8234758, 9411152, 16469516, 18822304, 32939032, 65878064, 131756128]

約数ペア:

[(1, 131756128), (2, 65878064), (4, 32939032), (7, 18822304), (8, 16469516), (14, 9411152), (16, 8234758), (28, 4705576), (32, 4117379), (43, 3064096), (56, 2352788), (86, 1532048), (112, 1176394), (172, 766024), (224, 588197), (301, 437728), (344, 383012), (602, 218864), (688, 191506), (1204, 109432), (1376, 95753), (2408, 54716), (4816, 27358), (9632, 13679)]