31260656

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{6491}}^1$

素因数の和:6549

約数の個数: 40

約数和(自身を含む): 70840704

約数和(自身を除く): 39580048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 6491, 12982, 25964, 45437, 51928, 90874, 103856, 181748, 279113, 363496, 558226, 726992, 1116452, 1953791, 2232904, 3907582, 4465808, 7815164, 15630328, 31260656]

約数ペア:

[(1, 31260656), (2, 15630328), (4, 7815164), (7, 4465808), (8, 3907582), (14, 2232904), (16, 1953791), (28, 1116452), (43, 726992), (56, 558226), (86, 363496), (112, 279113), (172, 181748), (301, 103856), (344, 90874), (602, 51928), (688, 45437), (1204, 25964), (2408, 12982), (4816, 6491)]