28754858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 20233942

約数列:

[1, 2, 11, 22, 41, 71, 82, 142, 449, 451, 781, 898, 902, 1562, 2911, 4939, 5822, 9878, 18409, 31879, 32021, 36818, 63758, 64042, 202499, 350669, 404998, 701338, 1307039, 2614078, 14377429, 28754858]

約数ペア:

[(1, 28754858), (2, 14377429), (11, 2614078), (22, 1307039), (41, 701338), (71, 404998), (82, 350669), (142, 202499), (449, 64042), (451, 63758), (781, 36818), (898, 32021), (902, 31879), (1562, 18409), (2911, 9878), (4939, 5822)]