13687587

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 20358000

約数和(自身を除く): 6670413

約数列:

[1, 3, 9, 59, 149, 173, 177, 447, 519, 531, 1341, 1557, 8791, 10207, 25777, 26373, 30621, 77331, 79119, 91863, 231993, 1520843, 4562529, 13687587]

約数ペア:

[(1, 13687587), (3, 4562529), (9, 1520843), (59, 231993), (149, 91863), (173, 79119), (177, 77331), (447, 30621), (519, 26373), (531, 25777), (1341, 10207), (1557, 8791)]