28992717

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{647}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 45287424

約数和(自身を除く): 16294707

約数列:

[1, 3, 9, 13, 39, 117, 383, 647, 1149, 1941, 3447, 4979, 5823, 8411, 14937, 25233, 44811, 75699, 247801, 743403, 2230209, 3221413, 9664239, 28992717]

約数ペア:

[(1, 28992717), (3, 9664239), (9, 3221413), (13, 2230209), (39, 743403), (117, 247801), (383, 75699), (647, 44811), (1149, 25233), (1941, 14937), (3447, 8411), (4979, 5823)]