289458

素因数分解:

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

素因数の和:1258

約数の個数: 24

約数和(自身を含む): 675948

約数和(自身を除く): 386490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1237, 2474, 3711, 7422, 11133, 16081, 22266, 32162, 48243, 96486, 144729, 289458]

約数ペア:

[(1, 289458), (2, 144729), (3, 96486), (6, 48243), (9, 32162), (13, 22266), (18, 16081), (26, 11133), (39, 7422), (78, 3711), (117, 2474), (234, 1237)]