156901878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1249}}^1$

素因数の和:2261

約数の個数: 48

約数和(自身を含む): 389220000

約数和(自身を除く): 232318122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 997, 1249, 1994, 2498, 2991, 3747, 5982, 6979, 7494, 8743, 8973, 11241, 13958, 17486, 17946, 20937, 22482, 26229, 41874, 52458, 62811, 78687, 125622, 157374, 1245253, 2490506, 3735759, 7471518, 8716771, 11207277, 17433542, 22414554, 26150313, 52300626, 78450939, 156901878]

約数ペア:

[(1, 156901878), (2, 78450939), (3, 52300626), (6, 26150313), (7, 22414554), (9, 17433542), (14, 11207277), (18, 8716771), (21, 7471518), (42, 3735759), (63, 2490506), (126, 1245253), (997, 157374), (1249, 125622), (1994, 78687), (2498, 62811), (2991, 52458), (3747, 41874), (5982, 26229), (6979, 22482), (7494, 20937), (8743, 17946), (8973, 17486), (11241, 13958)]