1855403823

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{5521}}^1$

素因数の和:6775

約数の個数: 32

約数和(自身を含む): 3047790592

約数和(自身を除く): 1192386769

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 1231, 3693, 5521, 8617, 16003, 16563, 25851, 38647, 48009, 71773, 112021, 115941, 215319, 336063, 502411, 1507233, 6796351, 20389053, 47574457, 88352563, 142723371, 265057689, 618467941, 1855403823]

約数ペア:

[(1, 1855403823), (3, 618467941), (7, 265057689), (13, 142723371), (21, 88352563), (39, 47574457), (91, 20389053), (273, 6796351), (1231, 1507233), (3693, 502411), (5521, 336063), (8617, 215319), (16003, 115941), (16563, 112021), (25851, 71773), (38647, 48009)]