1774143

素因数分解:

$3^5\times 7^2\times {\mathrm{149}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 3112200

約数和(自身を除く): 1338057

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 149, 189, 243, 441, 447, 567, 1043, 1323, 1341, 1701, 3129, 3969, 4023, 7301, 9387, 11907, 12069, 21903, 28161, 36207, 65709, 84483, 197127, 253449, 591381, 1774143]

約数ペア:

[(1, 1774143), (3, 591381), (7, 253449), (9, 197127), (21, 84483), (27, 65709), (49, 36207), (63, 28161), (81, 21903), (147, 12069), (149, 11907), (189, 9387), (243, 7301), (441, 4023), (447, 3969), (567, 3129), (1043, 1701), (1323, 1341)]