28013841

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{661}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 43064424

約数和(自身を除く): 15050583

約数列:

[1, 3, 9, 17, 51, 153, 277, 661, 831, 1983, 2493, 4709, 5949, 11237, 14127, 33711, 42381, 101133, 183097, 549291, 1647873, 3112649, 9337947, 28013841]

約数ペア:

[(1, 28013841), (3, 9337947), (9, 3112649), (17, 1647873), (51, 549291), (153, 183097), (277, 101133), (661, 42381), (831, 33711), (1983, 14127), (2493, 11237), (4709, 5949)]