27990171

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 45891840

約数和(自身を除く): 17901669

約数列:

[1, 3, 9, 11, 27, 33, 73, 99, 219, 297, 657, 803, 1291, 1971, 2409, 3873, 7227, 11619, 14201, 21681, 34857, 42603, 94243, 127809, 282729, 383427, 848187, 1036673, 2544561, 3110019, 9330057, 27990171]

約数ペア:

[(1, 27990171), (3, 9330057), (9, 3110019), (11, 2544561), (27, 1036673), (33, 848187), (73, 383427), (99, 282729), (219, 127809), (297, 94243), (657, 42603), (803, 34857), (1291, 21681), (1971, 14201), (2409, 11619), (3873, 7227)]