257674257

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10687}}^1$

素因数の和:10762

約数の個数: 32

約数和(自身を含む): 410419200

約数和(自身を除く): 152744943

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 893, 1269, 2679, 8037, 10687, 24111, 32061, 96183, 203053, 288549, 502289, 609159, 1506867, 1827477, 4520601, 5482431, 9543491, 13561803, 28630473, 85891419, 257674257]

約数ペア:

[(1, 257674257), (3, 85891419), (9, 28630473), (19, 13561803), (27, 9543491), (47, 5482431), (57, 4520601), (141, 1827477), (171, 1506867), (423, 609159), (513, 502289), (893, 288549), (1269, 203053), (2679, 96183), (8037, 32061), (10687, 24111)]