280002998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{25303}}^1$

素因数の和:25819

約数の個数: 16

約数和(自身を含む): 459115776

約数和(自身を除く): 179112778

約数列:

[1, 2, 11, 22, 503, 1006, 5533, 11066, 25303, 50606, 278333, 556666, 12727409, 25454818, 140001499, 280002998]

約数ペア:

[(1, 280002998), (2, 140001499), (11, 25454818), (22, 12727409), (503, 556666), (1006, 278333), (5533, 50606), (11066, 25303)]