28687113

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35027}}^1$

素因数の和:35053

約数の個数: 24

約数和(自身を含む): 51000768

約数和(自身を除く): 22313655

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 35027, 105081, 245189, 315243, 455351, 735567, 1366053, 2206701, 3187457, 4098159, 9562371, 28687113]

約数ペア:

[(1, 28687113), (3, 9562371), (7, 4098159), (9, 3187457), (13, 2206701), (21, 1366053), (39, 735567), (63, 455351), (91, 315243), (117, 245189), (273, 105081), (819, 35027)]