11905145

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{643}}^1$

素因数の和:701

約数の個数: 24

約数和(自身を含む): 17094336

約数和(自身を除く): 5189191

約数列:

[1, 5, 7, 23, 35, 115, 161, 529, 643, 805, 2645, 3215, 3703, 4501, 14789, 18515, 22505, 73945, 103523, 340147, 517615, 1700735, 2381029, 11905145]

約数ペア:

[(1, 11905145), (5, 2381029), (7, 1700735), (23, 517615), (35, 340147), (115, 103523), (161, 73945), (529, 22505), (643, 18515), (805, 14789), (2645, 4501), (3215, 3703)]