27278433

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1753}}^1$

素因数の和:1798

約数の個数: 48

約数和(自身を含む): 51076480

約数和(自身を除く): 23798047

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 1753, 2223, 5187, 5259, 12271, 15561, 15777, 22789, 33307, 36813, 68367, 99921, 110439, 159523, 205101, 233149, 299763, 432991, 478569, 699447, 1298973, 1435707, 2098341, 3030937, 3896919, 9092811, 27278433]

約数ペア:

[(1, 27278433), (3, 9092811), (7, 3896919), (9, 3030937), (13, 2098341), (19, 1435707), (21, 1298973), (39, 699447), (57, 478569), (63, 432991), (91, 299763), (117, 233149), (133, 205101), (171, 159523), (247, 110439), (273, 99921), (399, 68367), (741, 36813), (819, 33307), (1197, 22789), (1729, 15777), (1753, 15561), (2223, 12271), (5187, 5259)]