2788839

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 4343040

約数和(自身を除く): 1554201

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 347, 423, 893, 1041, 2679, 3123, 6593, 8037, 16309, 19779, 48927, 59337, 146781, 309871, 929613, 2788839]

約数ペア:

[(1, 2788839), (3, 929613), (9, 309871), (19, 146781), (47, 59337), (57, 48927), (141, 19779), (171, 16309), (347, 8037), (423, 6593), (893, 3123), (1041, 2679)]