165221305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{9151}}^1$

素因数の和:9336

約数の個数: 16

約数和(自身を含む): 208226304

約数和(自身を除く): 43004999

約数列:

[1, 5, 23, 115, 157, 785, 3611, 9151, 18055, 45755, 210473, 1052365, 1436707, 7183535, 33044261, 165221305]

約数ペア:

[(1, 165221305), (5, 33044261), (23, 7183535), (115, 1436707), (157, 1052365), (785, 210473), (3611, 45755), (9151, 18055)]