28519953

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{373}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 47680512

約数和(自身を除く): 19160559

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 331, 373, 993, 1119, 2317, 2611, 3641, 4103, 6951, 7833, 10923, 12309, 25487, 28721, 76461, 86163, 123463, 370389, 864241, 1358093, 2592723, 4074279, 9506651, 28519953]

約数ペア:

[(1, 28519953), (3, 9506651), (7, 4074279), (11, 2592723), (21, 1358093), (33, 864241), (77, 370389), (231, 123463), (331, 86163), (373, 76461), (993, 28721), (1119, 25487), (2317, 12309), (2611, 10923), (3641, 7833), (4103, 6951)]