1540839

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 2172672

約数和(自身を除く): 631833

約数列:

[1, 3, 23, 69, 137, 163, 411, 489, 3151, 3749, 9453, 11247, 22331, 66993, 513613, 1540839]

約数ペア:

[(1, 1540839), (3, 513613), (23, 66993), (69, 22331), (137, 11247), (163, 9453), (411, 3749), (489, 3151)]