2681569161

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{229}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 4318995200

約数和(自身を除く): 1637426039

約数列:

[1, 3, 9, 19, 31, 47, 57, 93, 141, 171, 229, 279, 423, 589, 687, 893, 1457, 1767, 2061, 2209, 2679, 4351, 4371, 5301, 6627, 7099, 8037, 10763, 13053, 13113, 19881, 21297, 27683, 32289, 39159, 41971, 63891, 68479, 83049, 96867, 125913, 134881, 204497, 205437, 249147, 333653, 377739, 404643, 505861, 613491, 616311, 1000959, 1213929, 1301101, 1517583, 1840473, 3002877, 3903303, 4552749, 6339407, 9611359, 11709909, 15681691, 19018221, 28834077, 47045073, 57054663, 86502231, 141135219, 297952129, 893856387, 2681569161]

約数ペア:

[(1, 2681569161), (3, 893856387), (9, 297952129), (19, 141135219), (31, 86502231), (47, 57054663), (57, 47045073), (93, 28834077), (141, 19018221), (171, 15681691), (229, 11709909), (279, 9611359), (423, 6339407), (589, 4552749), (687, 3903303), (893, 3002877), (1457, 1840473), (1767, 1517583), (2061, 1301101), (2209, 1213929), (2679, 1000959), (4351, 616311), (4371, 613491), (5301, 505861), (6627, 404643), (7099, 377739), (8037, 333653), (10763, 249147), (13053, 205437), (13113, 204497), (19881, 134881), (21297, 125913), (27683, 96867), (32289, 83049), (39159, 68479), (41971, 63891)]