987665896

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{375253}}^1$

素因数の和:375313

約数の個数: 32

約数和(自身を含む): 2161463040

約数和(自身を除く): 1173797144

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 375253, 750506, 1501012, 2626771, 3002024, 5253542, 10507084, 17636891, 21014168, 35273782, 70547564, 123458237, 141095128, 246916474, 493832948, 987665896]

約数ペア:

[(1, 987665896), (2, 493832948), (4, 246916474), (7, 141095128), (8, 123458237), (14, 70547564), (28, 35273782), (47, 21014168), (56, 17636891), (94, 10507084), (188, 5253542), (329, 3002024), (376, 2626771), (658, 1501012), (1316, 750506), (2632, 375253)]