289911288

素因数分解:

$2^3\times 3^1\times {\mathrm{431}}^1\times {\mathrm{28027}}^1$

素因数の和:28467

約数の個数: 32

約数和(自身を含む): 726485760

約数和(自身を除く): 436574472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 431, 862, 1293, 1724, 2586, 3448, 5172, 10344, 28027, 56054, 84081, 112108, 168162, 224216, 336324, 672648, 12079637, 24159274, 36238911, 48318548, 72477822, 96637096, 144955644, 289911288]

約数ペア:

[(1, 289911288), (2, 144955644), (3, 96637096), (4, 72477822), (6, 48318548), (8, 36238911), (12, 24159274), (24, 12079637), (431, 672648), (862, 336324), (1293, 224216), (1724, 168162), (2586, 112108), (3448, 84081), (5172, 56054), (10344, 28027)]