249610881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16369}}^1$

素因数の和:16425

約数の個数: 32

約数和(自身を含む): 396023040

約数和(自身を除く): 146412159

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 15249, 16369, 49107, 212797, 278273, 376487, 638391, 834819, 1129461, 3617549, 4894331, 6400279, 10852647, 14682993, 19200837, 83203627, 249610881]

約数ペア:

[(1, 249610881), (3, 83203627), (13, 19200837), (17, 14682993), (23, 10852647), (39, 6400279), (51, 4894331), (69, 3617549), (221, 1129461), (299, 834819), (391, 638391), (663, 376487), (897, 278273), (1173, 212797), (5083, 49107), (15249, 16369)]