1720762945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{238829}}^1$

素因数の和:238976

約数の個数: 16

約数和(自身を含む): 2269840320

約数和(自身を除く): 549077375

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 238829, 1194145, 2627119, 13135595, 31286599, 156432995, 344152589, 1720762945]

約数ペア:

[(1, 1720762945), (5, 344152589), (11, 156432995), (55, 31286599), (131, 13135595), (655, 2627119), (1441, 1194145), (7205, 238829)]