1373841

素因数分解:

$3^4\times 7^1\times {\mathrm{2423}}^1$

素因数の和:2442

約数の個数: 20

約数和(自身を含む): 2346432

約数和(自身を除く): 972591

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2423, 7269, 16961, 21807, 50883, 65421, 152649, 196263, 457947, 1373841]

約数ペア:

[(1, 1373841), (3, 457947), (7, 196263), (9, 152649), (21, 65421), (27, 50883), (63, 21807), (81, 16961), (189, 7269), (567, 2423)]