243927985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21577}}^1$

素因数の和:21625

約数の個数: 32

約数和(自身を含む): 372867840

約数和(自身を除く): 128939855

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 323, 595, 665, 1615, 2261, 11305, 21577, 107885, 151039, 366809, 409963, 755195, 1834045, 2049815, 2567663, 2869741, 6969371, 12838315, 14348705, 34846855, 48785597, 243927985]

約数ペア:

[(1, 243927985), (5, 48785597), (7, 34846855), (17, 14348705), (19, 12838315), (35, 6969371), (85, 2869741), (95, 2567663), (119, 2049815), (133, 1834045), (323, 755195), (595, 409963), (665, 366809), (1615, 151039), (2261, 107885), (11305, 21577)]