16438947

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2243}}^1$

素因数の和:2602

約数の個数: 16

約数和(自身を含む): 25132800

約数和(自身を除く): 8693853

約数列:

[1, 3, 7, 21, 349, 1047, 2243, 2443, 6729, 7329, 15701, 47103, 782807, 2348421, 5479649, 16438947]

約数ペア:

[(1, 16438947), (3, 5479649), (7, 2348421), (21, 782807), (349, 47103), (1047, 15701), (2243, 7329), (2443, 6729)]