221333882

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{205319}}^1$

素因数の和:205346

約数の個数: 24

約数和(自身を含む): 421316640

約数和(自身を除く): 199982758

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 205319, 410638, 1437233, 2258509, 2874466, 4517018, 10060631, 15809563, 20121262, 31619126, 110666941, 221333882]

約数ペア:

[(1, 221333882), (2, 110666941), (7, 31619126), (11, 20121262), (14, 15809563), (22, 10060631), (49, 4517018), (77, 2874466), (98, 2258509), (154, 1437233), (539, 410638), (1078, 205319)]