1729161

素因数分解:

$3^3\times 7^2\times {\mathrm{1307}}^1$

素因数の和:1330

約数の個数: 24

約数和(自身を含む): 2982240

約数和(自身を除く): 1253079

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1307, 1323, 3921, 9149, 11763, 27447, 35289, 64043, 82341, 192129, 247023, 576387, 1729161]

約数ペア:

[(1, 1729161), (3, 576387), (7, 247023), (9, 192129), (21, 82341), (27, 64043), (49, 35289), (63, 27447), (147, 11763), (189, 9149), (441, 3921), (1307, 1323)]