28428268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6397}}^1$

素因数の和:6513

約数の個数: 24

約数和(自身を含む): 54818064

約数和(自身を除く): 26389796

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 6397, 12794, 25588, 70367, 140734, 281468, 646097, 1292194, 2584388, 7107067, 14214134, 28428268]

約数ペア:

[(1, 28428268), (2, 14214134), (4, 7107067), (11, 2584388), (22, 1292194), (44, 646097), (101, 281468), (202, 140734), (404, 70367), (1111, 25588), (2222, 12794), (4444, 6397)]