161133805

素因数分解:

$5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{2729}}^1$

素因数の和:2989

約数の個数: 24

約数和(自身を含む): 225945720

約数和(自身を除く): 64811915

約数列:

[1, 5, 7, 35, 49, 241, 245, 1205, 1687, 2729, 8435, 11809, 13645, 19103, 59045, 95515, 133721, 657689, 668605, 3288445, 4603823, 23019115, 32226761, 161133805]

約数ペア:

[(1, 161133805), (5, 32226761), (7, 23019115), (35, 4603823), (49, 3288445), (241, 668605), (245, 657689), (1205, 133721), (1687, 95515), (2729, 59045), (8435, 19103), (11809, 13645)]