31313618

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1098

約数の個数: 32

約数和(自身を含む): 56091648

約数和(自身を除く): 24778030

約数列:

[1, 2, 7, 14, 37, 61, 74, 122, 259, 427, 518, 854, 991, 1982, 2257, 4514, 6937, 13874, 15799, 31598, 36667, 60451, 73334, 120902, 256669, 423157, 513338, 846314, 2236687, 4473374, 15656809, 31313618]

約数ペア:

[(1, 31313618), (2, 15656809), (7, 4473374), (14, 2236687), (37, 846314), (61, 513338), (74, 423157), (122, 256669), (259, 120902), (427, 73334), (518, 60451), (854, 36667), (991, 31598), (1982, 15799), (2257, 13874), (4514, 6937)]