27400527

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 51966720

約数和(自身を除く): 24566193

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1463, 1881, 2081, 4389, 6243, 13167, 14567, 18729, 22891, 39539, 43701, 68673, 118617, 131103, 160237, 206019, 276773, 355851, 434929, 480711, 830319, 1304787, 1442133, 2490957, 3044503, 3914361, 9133509, 27400527]

約数ペア:

[(1, 27400527), (3, 9133509), (7, 3914361), (9, 3044503), (11, 2490957), (19, 1442133), (21, 1304787), (33, 830319), (57, 480711), (63, 434929), (77, 355851), (99, 276773), (133, 206019), (171, 160237), (209, 131103), (231, 118617), (399, 68673), (627, 43701), (693, 39539), (1197, 22891), (1463, 18729), (1881, 14567), (2081, 13167), (4389, 6243)]