231639237

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1571}}^1$

素因数の和:1750

約数の個数: 32

約数和(自身を含む): 354140160

約数和(自身を除く): 122500923

約数列:

[1, 3, 9, 27, 43, 127, 129, 381, 387, 1143, 1161, 1571, 3429, 4713, 5461, 14139, 16383, 42417, 49149, 67553, 147447, 199517, 202659, 598551, 607977, 1795653, 1823931, 5386959, 8579231, 25737693, 77213079, 231639237]

約数ペア:

[(1, 231639237), (3, 77213079), (9, 25737693), (27, 8579231), (43, 5386959), (127, 1823931), (129, 1795653), (381, 607977), (387, 598551), (1143, 202659), (1161, 199517), (1571, 147447), (3429, 67553), (4713, 49149), (5461, 42417), (14139, 16383)]