842391

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 1357824

約数和(自身を除く): 515433

約数列:

[1, 3, 9, 11, 33, 67, 99, 127, 201, 381, 603, 737, 1143, 1397, 2211, 4191, 6633, 8509, 12573, 25527, 76581, 93599, 280797, 842391]

約数ペア:

[(1, 842391), (3, 280797), (9, 93599), (11, 76581), (33, 25527), (67, 12573), (99, 8509), (127, 6633), (201, 4191), (381, 2211), (603, 1397), (737, 1143)]