28190709

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{8011}}^1$

素因数の和:8057

約数の個数: 24

約数和(自身を含む): 44995392

約数和(自身を除く): 16804683

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 8011, 24033, 72099, 136187, 184253, 408561, 552759, 1225683, 1658277, 3132301, 9396903, 28190709]

約数ペア:

[(1, 28190709), (3, 9396903), (9, 3132301), (17, 1658277), (23, 1225683), (51, 552759), (69, 408561), (153, 184253), (207, 136187), (391, 72099), (1173, 24033), (3519, 8011)]