249781887

素因数分解:

$3^5\times {\mathrm{97}}^1\times {\mathrm{10597}}^1$

素因数の和:10709

約数の個数: 24

約数和(自身を含む): 378051856

約数和(自身を除く): 128269969

約数列:

[1, 3, 9, 27, 81, 97, 243, 291, 873, 2619, 7857, 10597, 23571, 31791, 95373, 286119, 858357, 1027909, 2575071, 3083727, 9251181, 27753543, 83260629, 249781887]

約数ペア:

[(1, 249781887), (3, 83260629), (9, 27753543), (27, 9251181), (81, 3083727), (97, 2575071), (243, 1027909), (291, 858357), (873, 286119), (2619, 95373), (7857, 31791), (10597, 23571)]