218694807

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{27211}}^1$

素因数の和:27283

約数の個数: 24

約数和(自身を含む): 339605760

約数和(自身を除く): 120910953

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 27211, 81633, 244899, 517009, 1278917, 1551027, 3836751, 4653081, 11510253, 24299423, 72898269, 218694807]

約数ペア:

[(1, 218694807), (3, 72898269), (9, 24299423), (19, 11510253), (47, 4653081), (57, 3836751), (141, 1551027), (171, 1278917), (423, 517009), (893, 244899), (2679, 81633), (8037, 27211)]