1729749

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^2$

素因数の和:106

約数の個数: 24

約数和(自身を含む): 2756800

約数和(自身を除く): 1027051

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 861, 1029, 1681, 2009, 5043, 6027, 11767, 14063, 35301, 42189, 82369, 247107, 576583, 1729749]

約数ペア:

[(1, 1729749), (3, 576583), (7, 247107), (21, 82369), (41, 42189), (49, 35301), (123, 14063), (147, 11767), (287, 6027), (343, 5043), (861, 2009), (1029, 1681)]