1293037911

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2243}}^1$

素因数の和:2913

約数の個数: 40

約数和(自身を含む): 2111370624

約数和(自身を除く): 818332713

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 647, 891, 1941, 2243, 5823, 6729, 7117, 17469, 20187, 21351, 24673, 52407, 60561, 64053, 74019, 181683, 192159, 222057, 576477, 666171, 1451221, 1998513, 4353663, 13060989, 15963431, 39182967, 47890293, 117548901, 143670879, 431012637, 1293037911]

約数ペア:

[(1, 1293037911), (3, 431012637), (9, 143670879), (11, 117548901), (27, 47890293), (33, 39182967), (81, 15963431), (99, 13060989), (297, 4353663), (647, 1998513), (891, 1451221), (1941, 666171), (2243, 576477), (5823, 222057), (6729, 192159), (7117, 181683), (17469, 74019), (20187, 64053), (21351, 60561), (24673, 52407)]