30984254

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21487}}^1$

素因数の和:21599

約数の個数: 16

約数和(自身を含む): 53634048

約数和(自身を除く): 22649794

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 21487, 42974, 150409, 300818, 2213161, 4426322, 15492127, 30984254]

約数ペア:

[(1, 30984254), (2, 15492127), (7, 4426322), (14, 2213161), (103, 300818), (206, 150409), (721, 42974), (1442, 21487)]