1969947

素因数分解:

$3^3\times 7^2\times {\mathrm{1489}}^1$

素因数の和:1512

約数の個数: 24

約数和(自身を含む): 3397200

約数和(自身を除く): 1427253

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 1489, 4467, 10423, 13401, 31269, 40203, 72961, 93807, 218883, 281421, 656649, 1969947]

約数ペア:

[(1, 1969947), (3, 656649), (7, 281421), (9, 218883), (21, 93807), (27, 72961), (49, 40203), (63, 31269), (147, 13401), (189, 10423), (441, 4467), (1323, 1489)]