1291228724

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{1223}}^1\times {\mathrm{4327}}^1$

素因数の和:5615

約数の個数: 24

約数和(自身を含む): 2299102848

約数和(自身を除く): 1007874124

約数列:

[1, 2, 4, 61, 122, 244, 1223, 2446, 4327, 4892, 8654, 17308, 74603, 149206, 263947, 298412, 527894, 1055788, 5291921, 10583842, 21167684, 322807181, 645614362, 1291228724]

約数ペア:

[(1, 1291228724), (2, 645614362), (4, 322807181), (61, 21167684), (122, 10583842), (244, 5291921), (1223, 1055788), (2446, 527894), (4327, 298412), (4892, 263947), (8654, 149206), (17308, 74603)]