2218996947

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{3617}}^1$

素因数の和:3915

約数の個数: 32

約数和(自身を含む): 3195417600

約数和(自身を除く): 976420653

約数列:

[1, 3, 19, 47, 57, 141, 229, 687, 893, 2679, 3617, 4351, 10763, 10851, 13053, 32289, 68723, 169999, 204497, 206169, 509997, 613491, 828293, 2484879, 3229981, 9689943, 15737567, 38929771, 47212701, 116789313, 739665649, 2218996947]

約数ペア:

[(1, 2218996947), (3, 739665649), (19, 116789313), (47, 47212701), (57, 38929771), (141, 15737567), (229, 9689943), (687, 3229981), (893, 2484879), (2679, 828293), (3617, 613491), (4351, 509997), (10763, 206169), (10851, 204497), (13053, 169999), (32289, 68723)]