320395271

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 396864000

約数和(自身を除く): 76468729

約数列:

[1, 7, 19, 49, 133, 211, 233, 343, 931, 1477, 1631, 4009, 4427, 6517, 10339, 11417, 28063, 30989, 49163, 72373, 79919, 196441, 216923, 344141, 934097, 1375087, 1518461, 2408987, 6538679, 16862909, 45770753, 320395271]

約数ペア:

[(1, 320395271), (7, 45770753), (19, 16862909), (49, 6538679), (133, 2408987), (211, 1518461), (233, 1375087), (343, 934097), (931, 344141), (1477, 216923), (1631, 196441), (4009, 79919), (4427, 72373), (6517, 49163), (10339, 30989), (11417, 28063)]