291043258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{2141}}^1$

素因数の和:2358

約数の個数: 32

約数和(自身を含む): 492283008

約数和(自身を除く): 201239750

約数列:

[1, 2, 11, 22, 37, 74, 167, 334, 407, 814, 1837, 2141, 3674, 4282, 6179, 12358, 23551, 47102, 67969, 79217, 135938, 158434, 357547, 715094, 871387, 1742774, 3933017, 7866034, 13229239, 26458478, 145521629, 291043258]

約数ペア:

[(1, 291043258), (2, 145521629), (11, 26458478), (22, 13229239), (37, 7866034), (74, 3933017), (167, 1742774), (334, 871387), (407, 715094), (814, 357547), (1837, 158434), (2141, 135938), (3674, 79217), (4282, 67969), (6179, 47102), (12358, 23551)]