200820851

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{25321}}^1$

素因数の和:25442

約数の個数: 16

約数和(自身を含む): 252814848

約数和(自身を除く): 51993997

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 25321, 177247, 278531, 1949717, 2608063, 18256441, 28688693, 200820851]

約数ペア:

[(1, 200820851), (7, 28688693), (11, 18256441), (77, 2608063), (103, 1949717), (721, 278531), (1133, 177247), (7931, 25321)]