28758903

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 38949120

約数和(自身を除く): 10190217

約数列:

[1, 3, 137, 167, 411, 419, 501, 1257, 22879, 57403, 68637, 69973, 172209, 209919, 9586301, 28758903]

約数ペア:

[(1, 28758903), (3, 9586301), (137, 209919), (167, 172209), (411, 69973), (419, 68637), (501, 57403), (1257, 22879)]