28915731

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{6337}}^1$

素因数の和:6372

約数の個数: 24

約数和(自身を含む): 46394160

約数和(自身を除く): 17478429

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 4563, 6337, 19011, 57033, 82381, 171099, 247143, 741429, 1070953, 2224287, 3212859, 9638577, 28915731]

約数ペア:

[(1, 28915731), (3, 9638577), (9, 3212859), (13, 2224287), (27, 1070953), (39, 741429), (117, 247143), (169, 171099), (351, 82381), (507, 57033), (1521, 19011), (4563, 6337)]