249780237

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{12377}}^1$

素因数の和:12449

約数の個数: 24

約数和(自身を含む): 393323328

約数和(自身を除く): 143543091

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 961, 2883, 6727, 12377, 20181, 37131, 86639, 259917, 383687, 1151061, 2685809, 8057427, 11894297, 35682891, 83260079, 249780237]

約数ペア:

[(1, 249780237), (3, 83260079), (7, 35682891), (21, 11894297), (31, 8057427), (93, 2685809), (217, 1151061), (651, 383687), (961, 259917), (2883, 86639), (6727, 37131), (12377, 20181)]