13963257

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20149}}^1$

素因数の和:20173

約数の個数: 24

約数和(自身を含む): 25147200

約数和(自身を除く): 11183943

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 20149, 60447, 141043, 181341, 221639, 423129, 664917, 1269387, 1551473, 1994751, 4654419, 13963257]

約数ペア:

[(1, 13963257), (3, 4654419), (7, 1994751), (9, 1551473), (11, 1269387), (21, 664917), (33, 423129), (63, 221639), (77, 181341), (99, 141043), (231, 60447), (693, 20149)]