289678845

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{3469}}^1$

素因数の和:3789

約数の個数: 32

約数和(自身を含む): 489686400

約数和(自身を除く): 200007555

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 293, 879, 1465, 3469, 4395, 5567, 10407, 16701, 17345, 27835, 52035, 65911, 83505, 197733, 329555, 988665, 1016417, 3049251, 5082085, 15246255, 19311923, 57935769, 96559615, 289678845]

約数ペア:

[(1, 289678845), (3, 96559615), (5, 57935769), (15, 19311923), (19, 15246255), (57, 5082085), (95, 3049251), (285, 1016417), (293, 988665), (879, 329555), (1465, 197733), (3469, 83505), (4395, 65911), (5567, 52035), (10407, 27835), (16701, 17345)]