28764423

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 45849600

約数和(自身を除く): 17085177

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1193, 1269, 2679, 3579, 8037, 10737, 22667, 24111, 32211, 56071, 68001, 168213, 204003, 504639, 612009, 1065349, 1513917, 3196047, 9588141, 28764423]

約数ペア:

[(1, 28764423), (3, 9588141), (9, 3196047), (19, 1513917), (27, 1065349), (47, 612009), (57, 504639), (141, 204003), (171, 168213), (423, 68001), (513, 56071), (893, 32211), (1193, 24111), (1269, 22667), (2679, 10737), (3579, 8037)]