156984457

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{1721}}^1$

素因数の和:1968

約数の個数: 16

約数和(自身を含む): 182835072

約数和(自身を除く): 25850615

約数列:

[1, 7, 83, 157, 581, 1099, 1721, 12047, 13031, 91217, 142843, 270197, 999901, 1891379, 22426351, 156984457]

約数ペア:

[(1, 156984457), (7, 22426351), (83, 1891379), (157, 999901), (581, 270197), (1099, 142843), (1721, 91217), (12047, 13031)]