289308681

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{443}}^1\times {\mathrm{487}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 422510400

約数和(自身を除く): 133201719

約数列:

[1, 3, 9, 149, 443, 447, 487, 1329, 1341, 1461, 3987, 4383, 66007, 72563, 198021, 215741, 217689, 594063, 647223, 653067, 1941669, 32145409, 96436227, 289308681]

約数ペア:

[(1, 289308681), (3, 96436227), (9, 32145409), (149, 1941669), (443, 653067), (447, 647223), (487, 594063), (1329, 217689), (1341, 215741), (1461, 198021), (3987, 72563), (4383, 66007)]