1881477

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1237}}^1$

素因数の和:1269

約数の個数: 18

約数和(自身を含む): 2945202

約数和(自身を除く): 1063725

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1237, 1521, 3711, 11133, 16081, 48243, 144729, 209053, 627159, 1881477]

約数ペア:

[(1, 1881477), (3, 627159), (9, 209053), (13, 144729), (39, 48243), (117, 16081), (169, 11133), (507, 3711), (1237, 1521)]