289796085

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{90703}}^1$

素因数の和:90785

約数の個数: 24

約数和(自身を含む): 509393664

約数和(自身を除く): 219597579

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 90703, 272109, 453515, 816327, 1360545, 4081635, 6439913, 19319739, 32199565, 57959217, 96598695, 289796085]

約数ペア:

[(1, 289796085), (3, 96598695), (5, 57959217), (9, 32199565), (15, 19319739), (45, 6439913), (71, 4081635), (213, 1360545), (355, 816327), (639, 453515), (1065, 272109), (3195, 90703)]