291214791

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{5119}}^1$

素因数の和:5185

約数の個数: 48

約数和(自身を含む): 513638400

約数和(自身を除く): 222423609

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 301, 387, 441, 903, 1161, 1323, 2107, 2709, 5119, 6321, 8127, 15357, 18963, 35833, 46071, 56889, 107499, 138213, 220117, 250831, 322497, 660351, 752493, 967491, 1540819, 1981053, 2257479, 4622457, 5943159, 6772437, 10785733, 13867371, 32357199, 41602113, 97071597, 291214791]

約数ペア:

[(1, 291214791), (3, 97071597), (7, 41602113), (9, 32357199), (21, 13867371), (27, 10785733), (43, 6772437), (49, 5943159), (63, 4622457), (129, 2257479), (147, 1981053), (189, 1540819), (301, 967491), (387, 752493), (441, 660351), (903, 322497), (1161, 250831), (1323, 220117), (2107, 138213), (2709, 107499), (5119, 56889), (6321, 46071), (8127, 35833), (15357, 18963)]