27728239

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 36686720

約数和(自身を除く): 8958481

約数列:

[1, 7, 11, 19, 77, 121, 133, 209, 847, 1463, 1723, 2299, 12061, 16093, 18953, 32737, 132671, 208483, 229159, 360107, 1459381, 2520749, 3961177, 27728239]

約数ペア:

[(1, 27728239), (7, 3961177), (11, 2520749), (19, 1459381), (77, 360107), (121, 229159), (133, 208483), (209, 132671), (847, 32737), (1463, 18953), (1723, 16093), (2299, 12061)]