66815229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2509

約数の個数: 32

約数和(自身を含む): 103761280

約数和(自身を除く): 36946051

約数列:

[1, 3, 13, 19, 37, 39, 57, 111, 247, 481, 703, 741, 1443, 2109, 2437, 7311, 9139, 27417, 31681, 46303, 90169, 95043, 138909, 270507, 601939, 1172197, 1713211, 1805817, 3516591, 5139633, 22271743, 66815229]

約数ペア:

[(1, 66815229), (3, 22271743), (13, 5139633), (19, 3516591), (37, 1805817), (39, 1713211), (57, 1172197), (111, 601939), (247, 270507), (481, 138909), (703, 95043), (741, 90169), (1443, 46303), (2109, 31681), (2437, 27417), (7311, 9139)]