80972649

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2633}}^1$

素因数の和:2726

約数の個数: 32

約数和(自身を含む): 128960640

約数和(自身を除く): 47987991

約数列:

[1, 3, 9, 17, 27, 51, 67, 153, 201, 459, 603, 1139, 1809, 2633, 3417, 7899, 10251, 23697, 30753, 44761, 71091, 134283, 176411, 402849, 529233, 1208547, 1587699, 2998987, 4763097, 8996961, 26990883, 80972649]

約数ペア:

[(1, 80972649), (3, 26990883), (9, 8996961), (17, 4763097), (27, 2998987), (51, 1587699), (67, 1208547), (153, 529233), (201, 402849), (459, 176411), (603, 134283), (1139, 71091), (1809, 44761), (2633, 30753), (3417, 23697), (7899, 10251)]